Blockchain is good for one narrow thing most people don’t care about: reconciliation in multiparty transactions.

LLMs appear to have myriad uses, today, no Twitter .eth con men required.

I find it very useful for doing zero shot and few shot classifications of natural language input.

The "use it as a chat companion" is an interesting technology demo that demonstrates some emergent processes that make me wish I was back in college on the philosophy / linguistics / computer science intersection (though I suspect the hype would make grad school there rather unpleasant).