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Ken Kousen

@kousenit.com
2.1K followers 654 following 631 posts

Author, speaker, software developer, and technical trainer. Java Champion, teaches Java, Groovy, Gradle, Kotlin, Android, Spring. Publishes "Tales from the jar side" newsletter and YouTube channel

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Ken Kousen @kousenit.com · 27/09/2026
Tales from the jar side: New video about Claude Code with any model, Some stats about my job, and the usual Social Media gags kenkousen.substack.com/p/tales-from...
kenkousen.substack.com
Tales from the jar side: New video about Claude Code with any model, Some stats about my job, and the usual Social Media gags
Most puns make me numb, but math puns make me number. (rimshot)
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Reposted by Ken Kousen
paulk-asert.bsky.social @paulk-asert.bsky.social · 19/09/2026
I am giving numerous @groovy.apache.org & AI talks at upcoming @apache.org events. I hope to see you there. Take your pick: armadillo/furled sails, or full sails/startled armadillo! Why not both! communityovercode.apache.org
ASF event banners
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Ken Kousen @kousenit.com · 14/09/2026
Tales from the jar side: Star Trek week, OpenAI and the Millennium prize, AI Slop license, and the usual social media silliness kenkousen.substack.com/p/tales-from...
kenkousen.substack.com
Tales from the jar side: Star Trek week, OpenAI and the Millennium prize, AI Slop license, and the usual social media silliness
I told my suitcase no vacation this year. Now I’m dealing with emotional baggage. (rimshot)
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Ken Kousen @kousenit.com · 06/09/2026
Tales from the jar side: NVIDIA buys Hugging Face, Coding agent status lights, AI for academic success, Space Madness, and the usual Social Media posts kenkousen.substack.com/p/tales-from...
kenkousen.substack.com
Tales from the jar side: NVIDIA buys Hugging Face, Coding agent status lights, AI for academic success, Space Madness, and the usual Social Media posts
Me to GPT-6 Astra: Why did the AI cross the road? Reply: To get to the other prompt, and you’ve now used up your weekly limit. (rimshot)
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Ken Kousen @kousenit.com · 04/09/2026
I think this week's Strange New Worlds episode gave me Space Madness
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Ken Kousen @kousenit.com · 24/08/2026
Tales from the jar side: A Transporter Accident Scale, My Star Trek parody, Agentic commerce, and the usual social media nonsense kenkousen.substack.com/p/tales-from...
kenkousen.substack.com
Tales from the jar side: A Transporter Accident Scale, My Star Trek parody, Agentic commerce, and the usual social media nonsense
They say AGI will be as smart as people, but which people? It kind of matters. (rimshot)
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Ken Kousen @kousenit.com · 23/08/2026
And here I thought a Level 5 Transporter Accident was when you beamed Kirk's pants three feet to the left. Maybe that's only Level 4
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Ken Kousen @kousenit.com · 23/08/2026
After thinking about it for a few days, my opinion about the puppet episode of SNW is that the writers probably shouldn't have shot an arrow into the eye of that cyclops. Just saying
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Ken Kousen @kousenit.com · 17/08/2026
Tales from the jar side: Cruise pics, Anthropic watermarks, Westbrook retires, and the usual Social media silliness kenkousen.substack.com/p/tales-from...
kenkousen.substack.com
Tales from the jar side: Cruise pics, Anthropic watermarks, Westbrook retires, and the usual Social media silliness
Me: The doctor referred me to an archeologist? I'm not that old! My wife (rolling her eyes): He said audiologist. You need hearing aids. (rimshot)
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Ken Kousen @kousenit.com · 09/08/2026
Tales from the jar side: Color cover, Vacation pics, AI break out, and the usual Social media silliness, by kenkousen.substack.com/p/tales-from...
kenkousen.substack.com
Tales from the jar side: Color cover, Vacation pics, AI break out, and the usual Social media silliness
My wife to her friend: "Sometimes I wake up grumpy. Other times I let him sleep in." (rimshot)
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Ken Kousen @kousenit.com · 02/08/2026
Tales from the jar side: Bonjour from France, Practical AI Literacy, Agentic Commerce, and the usual Social Media silliness open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: Bonjour from France, Practical AI Literacy, Agentic Commerce, and the usual Social Media silliness
I accidentally hit my head on a snare drum and now I think I’ve got a percussion. (rimshot, literally this time)
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Ken Kousen @kousenit.com · 27/07/2026
Tales from the jar side: Marco Polo sheep, Cheating on exams, the Bozometer, scrcpy FTW, and the usual Social Media posts open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: Marco Polo sheep, Cheating on exams, the Bozometer, scrcpy FTW, and the usual Social Media posts
Why was Pavlov's hair so soft? He conditioned it. (rimshot)
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Ken Kousen @kousenit.com · 20/07/2026
Tales from the jar side: Java documentary, Kimi K3, Chinese AI models market share, and the usual silly Social Media posts open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: Java documentary, Kimi K3, Chinese AI models market share, and the usual silly Social Media posts
It seems relevant this week to remember the term "millihelen", which is the amount of beauty needed to launch one ship. (rimshot)
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Ken Kousen @kousenit.com · 17/07/2026
It's a bit disturbing how much more productive I am while listening to the 8-hour Severance music (www.youtube.com/watch?v=JRnD...) in the background, but I suppose those macrodata files aren't going to refine themselves
youtube.com
Severance — Music To Refine To feat. ODESZA | Apple TV
YouTube video by Apple TV
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Ken Kousen @kousenit.com · 12/07/2026
Tales from the jar side: Loop (shudder) Engineering, Robots are coming, Fable 5, Better Call Sol, and the usual Social Media silliness open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: Loop (shudder) Engineering, Robots are coming, Fable 5, Better Call Sol, and the usual Social Media silliness
I told my son when I was a kid I got 10 8-track tapes in the mail for a penny. I don't know if he thought I was lying about 8-track tapes, what a penny was, what the mail was, or all of the above
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Ken Kousen @kousenit.com · 06/07/2026
Tales from the jar side: Bad scheduling, OpenRouter, Not Going There, and the usual Social Media posts open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: Bad scheduling, OpenRouter, Not Going There, and the usual Social Media posts
Why don't anteaters get sick? Because they're full of antibodies (rimshot)
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Ken Kousen @kousenit.com · 01/07/2026
Hey, Fable 5 is back. I'm teaching a class this evening that starts about 3 hours from now. I wonder if I can blow my entire weekly allocation by then? I'm guessing probably yes
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Ken Kousen @kousenit.com · 29/06/2026
Tales from the jar side: Claude Code: Up and Running, GPT 5.6 available (but not for you), OpenRouter in Spring AI and Claude Code, and the usual silly Social Media posts open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: Claude Code: Up and Running, GPT 5.6 available (but not for you), OpenRouter in Spring AI and Claude Code, and the usual silly Social Media posts
The current Pope is eligible to run for President of the United States. Just saying.
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Ken Kousen @kousenit.com · 22/06/2026
Tales from the jar side: Just Fix It, Ponytail, Mole, ScrapeCreators, SentrySearch, and the usual silly Social Media posts open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: Just Fix It, Ponytail, Mole, ScrapeCreators, SentrySearch, and the usual silly Social Media posts
A photographer was tragically crushed when a massive block of cheddar fell on him. In fairness, the people he was photographing tried to warn him. (rimshot)
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Ken Kousen @kousenit.com · 14/06/2026
Tales from the jar side: Anthropic tells a Fable and the Gov't stops it; The last30days and here.now Skills, and the usual Social Media posts open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: Anthropic tells a Fable and the Gov't stops it; The last30days and here.now Skills, and the usual Social Media posts
I once worked in a theater installing trapdoors. It was just a stage I was going through. (rimshot)
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Ken Kousen @kousenit.com · 07/06/2026
Tales from the jar side: Website redesign, Graphify, Gemma4, and the usual Social Media posts open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: Website redesign, Graphify, Gemma4, and the usual Social Media posts
Whoever decided it was a good idea to put a “p” in “receipt” was an idiopt. (rimshot)
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Ken Kousen @kousenit.com · 05/06/2026
50% off is a lot 🙂
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Ken Kousen @kousenit.com · 31/05/2026
Tales from the jar side: jqwik Prompt Injection attack, Opus 4.8, Pangram AI detection, and the usual Social Media posts open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: jqwik Prompt Injection attack, Opus 4.8, Pangram AI detection, and the usual Social Media posts
Why does the Norwegian navy put barcodes on its ships? So when they return to harbor, they can Scandinavian. (rimshot)
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Ken Kousen @kousenit.com · 25/05/2026
@johnoreilly.dev Hi John. Did you get my DM on Twitter? If not, I have a question to ask. Could you send your email address to me at ken.kousen@kousenit.com?
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Ken Kousen @kousenit.com · 25/05/2026
Tales from the jar side: Decline of social media, Grok burns down the town, Skills + sub-agents, Subsidized AI, and the usual Social Media posts open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: Decline of social media, Grok burns down the town, Skills + sub-agents, Subsidized AI, and the usual Social Media posts
Cop asked me where I was between 5 and 6, but seemed puzzled when I said, "kindergarten." (rimshot)
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Ken Kousen @kousenit.com · 17/05/2026
Tales from the jar side: Commencement, Claude Hooks and my Pixoo64, Anthropic confuses everybody, and the usual Social Media posts open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: Trinity Commencement, Claude Hooks and my Pixoo64, Anthropic confuses everybody, and the usual Social Media posts
Cleaning is much more fun when you imagine you're erasing all evidence of a murder. (rimshot)
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Ken Kousen @kousenit.com · 10/05/2026
Tales from the jar side: Mythos, Anthropic makes a deal, Musk v Sam, and the usual Social Media silliness open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: Mythos, Anthropic makes a deal, Musk v Sam, and the usual Social Media silliness
I don't mean to brag, but I got my highest score ever on the bathroom scale today. (rimshot)
011
Reposted by Ken Kousen
paulk-asert.bsky.social @paulk-asert.bsky.social · 04/05/2026
To celebrate some recent @apache.org releases (MINA & Commons RNG) & the imminent pre-release of @groovy.apache.org 6, let's create a stock ticker hub combining MINA's high-performance, high-scalability networking & Groovy's new async features: groovy.apache.org/blog/groovy-... #groovylang
groovy.apache.org
The Apache Groovy programming language - Blogs - Streaming Servers with Apache MINA and Groovy™ 6
Build a small streaming server on Apache MINA and refactor its IoHandler around Groovy 6
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Ken Kousen @kousenit.com · 04/05/2026
Tales from the jar side: Web Clipper's Reader Mode, Senior Project Presentations, and the usual Social Media silliness open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: Web Clipper's Reader Mode, Senior Project Presentations, and the usual Social Media silliness
I paid for a gym membership and the bank called to see if my credit card had been stolen. (rimshot)
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Ken Kousen @kousenit.com · 02/05/2026
@bphogan.com Another great newsletter this week. Excellent job :⁠-⁠)
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Ken Kousen @kousenit.com · 26/04/2026
Tales from the jar side: GPT Image 2, Open Brain, Anthropic Blunders, Meta is Evil, and the usual Social Media Posts open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: GPT Image 2, Open Brain, Anthropic Blunders, Meta is Evil, and the usual Social Media Posts
My doctor says I have a deep fear of beanstalks and giants. It's called feefiphobia. (rimshot)
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Ken Kousen @kousenit.com · 23/04/2026
My portrait, enhanced by GPT-Image-2. I'm thinking this should be my new profile picture
My picture, with a black hat and white beard, enhanced by GPT-Image-2
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Ken Kousen @kousenit.com · 19/04/2026
Tales from the jar side: Yet another cute animal, Anthropic's blizzard of releases, Gemini failure, Chess Mates, and the usual social posts open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: Yet another cute animal, Anthropic's blizzard of releases, Gemini failure, Chess Mates, and the usual social posts
If anyone wants to sponsor me, I’ll be running a 0.002K this weekend to raise awareness for laziness. (rimshot)
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Ken Kousen @kousenit.com · 12/04/2026
Tales from the jar side: Making Java Groovy, Footnote humor, the Iceberg Index, and the usual Social Media silliness open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: Making Java Groovy, Footnote humor, the Iceberg Index, and the usual Social Media silliness
Old MacDonald subscribed to FarmGPT. AI, AI, Oh. (rimshot)
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Ken Kousen @kousenit.com · 07/04/2026
You know you've been spending too much time with AI tools when you think you ought to take a vacation to Anguilla just for the domain name
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Ken Kousen @kousenit.com · 07/04/2026
My Claude Code course on the O'Reilly Learning Platform is tomorrow. Since Feb, there have been 62 new versions (!!). Claude Code added: Web, Dispatch, Remote Control, Ultraplan, Auto-Memory, Channels, Auto Mode, effort levels, /batch, /loop, scheduled tasks, and many command changes. Wow.
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Ken Kousen @kousenit.com · 05/04/2026
This week's Tales from the jar side. Enjoy :) open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: Another cute animal, MockHub and OAuth, Gemma 4, Lyria 3, and the usual Social Media posts
How many junk drawers is too many? Asking for a friend. (rimshot)
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Ken Kousen @kousenit.com · 04/04/2026
I heard an interesting observation today. One profession ideally suited to working with AI is journalists, because they are accustomed to dealing with unreliable sources
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Ken Kousen @kousenit.com · 04/04/2026
I'm sad for the UConn women, but South Carolina completely outplayed them. Oh well
010
Reposted by Ken Kousen
Sharat (Shar) Chander - 🟦🌊 @sharatchander.bsky.social · 31/03/2026
Well, my #Java journey has come to an end. Today my role at Oracle has been terminated. I’m open to any job leads y’all may have.
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Ken Kousen @kousenit.com · 29/03/2026
Tales from the jar side: Otter reading Kotlin, MockHub and Agentic Commerce, Developing with AI, and the usual Social Media posts open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: Otter reading Kotlin, MockHub and Agentic Commerce, Developing with AI, and the usual Social Media posts
Forgot to say last week: Chuck Norris played Rock-Paper-Scissors in front of a mirror and won. (rimshot)
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Ken Kousen @kousenit.com · 22/03/2026
Tales from the jar side: Another cute animal, Simon Willison on AI coding, my MockHub app, my Chuck Norris story, and social media stuff open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: Another cute animal, Simon Willison on AI coding, my MockHub app, my Chuck Norris story, and social media stuff
I'm sorry to hear your uncle was run over by a boat in Venice. My gondolences. (rimshot)
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Ken Kousen @kousenit.com · 16/03/2026
Ball four. Not even close. DR got robbed #wbc
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Ken Kousen @kousenit.com · 15/03/2026
Tales from the jar side: Puppies and Mockito, Anthropic settlement, 1 MILLION tokens, Junie Air and CLI, FB and Moltbook: a Match made in Hades, and social media stuff open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: Puppies and Mockito, Anthropic settlement, 1 MILLION tokens, Junie Air and CLI, FB and Moltbook: a Match made in Hades, and social media stuff
What do you call a fed up gazelle? A disenchantelope. (rimshot)
001
Ken Kousen @kousenit.com · 08/03/2026
Tales from the jar side: DevNexus adventures, Delta chaos, Fun with OpenClaw, and the usual smattering of social media silliness open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: DevNexus adventures, Delta chaos, Fun with OpenClaw, and the usual smattering of social media silliness
Don't call it boxed wine. The classy term is Cardboardeaux. (rimshot)
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Ken Kousen @kousenit.com · 04/03/2026
Playing so much Spider Solitaire while waiting for Claude Code to respond I almost tried to explain to my wife that the game is all about hysteresis effects and cyclomatic complexity. Fortunately I caught myself in time and decided to stay married
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Ken Kousen @kousenit.com · 01/03/2026
Tales from the jar side: A Nano Banana Skill, UI Testing made simple, Anthropic vs Pentagon, Anthropic vs China, DevNexus, and the usual Social Media silliness open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: A Nano Banana Skill, UI Testing made simple, Anthropic vs Pentagon, Anthropic vs China, DevNexus, and the usual Social Media silliness
I made a paper airplane, but it wouldn't fly. It's just stationary. (rimshot)
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Ken Kousen @kousenit.com · 01/03/2026
Go outside, they said. Touch grass, they said.
Snowfall outside my window
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Ken Kousen @kousenit.com · 28/02/2026
I built a Claude Code Skill that helps you craft optimized prompts for Google's Nano Banana image generators. It asks you targeted questions, then generates a natural-language prompt following Google's official guidance. See the comment below the gist to install: gist.github.com/kousen/f7c66...
A generated photorealistic image of a fluffy cat with glasses reading Help Your Boss Help You in a library
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Ken Kousen @kousenit.com · 22/02/2026
Tales from the jar side: My Trek/Java video, Gemini 3.1 lags, More OpenClaw drama, DevNexus, and the usual social media stuff open.substack.com/pub/kenkouse...
open.substack.com
Tales from the jar side: My Trek/Java video, Gemini 3.1 lags, More OpenClaw drama, DevNexus, and the usual social media stuff
A genie granted me one wish, so I wished to be happy. Now I live with six dwarves and work in a mine. (rimshot)
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