For your first idea around social media, while not 100% exactly what you cited, the fediverse sort of already provides for that...Well, specifically the Activit

For your first idea around social media, while not 100% exactly what you cited, the fediverse sort of already provides for that...Well, specifically the ActivityPub protocol (and couple of other protocols) enable such functionality...and frankly there are numerous (yes, not just 1 or 2, but numerous) server implementation which further enable numerous desktop and mobile clients to interact with content...all federated/sort of decentralized. If you've heard of mastodon, then they tend to capture most of the mindshare, but there are many other servers and clients...and there are reportedly millions of people on the fediverse around the world...so we're sort of already where you would like to be. ;-) I'm sure there are many sites which help provide better context for the fediverse, but here, check this one out: https://fediverse.party/en/fediverse https://fediverse.party/en/fediverse Cheers!