Some thoughts from "Asahi Lina" that sums it up: https://phanpy.social/#/vt.social/s/116054925440220855
You simply can't have your E2EE cake and eat it too. Sorry.
At the end of the day, decentralization (with data portability) is more valuable than E2EE if your concern is data mining. That can be done without all the major issues of E2EE.