PGP can also do that, properly implemented, a PGP key with a large web of trust, can be just as effective at making immutable certified statements without having this weird cash based speech thing that crypto has going for it.
The fact that every single action you do with crypto involves spending money is ridiculous. I don’t mean the scams and stuff, I mean, every single thing, every transaction, every smart contract, every interaction, who wants to play around with a system that just pilfers your cash from you just for the privilege of exploring it.
At least with aws I can run code locally before they rob me.