This is not linked immediately in the twitter thread or in the rfc that I see when I click the link on twitter. The rfc understandably is long, so there's a lot to read and this equity fund is not one of the key focuses of the OP, so I still don't understand why it is being discussed here.

Potential explanation: was the link changed?

No, the Knowledge Equity Fund was the topic of another recent viral Twitter thread by @echetus that someone mentioned here in this discussion a few hours ago:

https://news.ycombinator.com/item?id=33609524