The Guardian dropped this piece on third party funding of ISDS cases yesterday - I can very much recommend the 2021 RIPE article by Dafe & Williams covering this for further reading doi.org/10.1080/0969...
theguardian.com
Revealed: how Wall Street is making millions betting against green laws
Guardian analysis finds fossil-fuel and mining firms have won $92bn of public money from states, with a growing number of cases backed by financial speculators