All interesting points made. Both positive and negative. I am ready to see decentralized social media platforms and not KYC intensive centralized platforms. I have to agree with David Chaum in that article that it seems like Mark is utilizing blockchain as a PR hype since it's in the news now.
I feel that Jack has his heart in it a little bit more than Mark.
Facebook would do it for the PR and to rebuttle all their issues with privacy