I bet it’s not about the internet, just the social media apps. Why not just uninstall the apps or tell the participants not to use them?

This is perhaps more useful, serving as both checksum and data correction.

https://en.m.wikipedia.org/wiki/Parchive

Not that it can fit in the blockchain though. At least from what little I know about blockchains, they can’t possibly store any substantial amount of data.

Why, when you have the ability to build robots of any shape or size, would you want to build a humanoid robot in particular? Are they just lacking creativity? Or is being humanoid just hype, like dotcom or AI?