If he means base layer, then no. If he means L2 then yes. Can fuck around and find out on L2.
Discussion
He is very clear. It needs to be at the protocol level.
Ship has sailed to be making sweeping changes to the base layer. People are storing their life savings in this now. L2 of gfy. Satoshi surely considered this already and decided the tradeoffs weren't worth it.
It will be interesting to see how it all plays out. I don't consider Satoshi a god. This isn't just his protocol.
Why not have privacy on the base layer?
Bitcoin has a 15 year record of running as it is. You change the code this much, you start over from zero.
You know what else has a record of being as it is? Government.
Government always being as it is means paper required to print all the laws and regulations hasn't changed. The problems we face are mostly derived from the fact that government has changed. Towards totalitarian and hyper centralised