Companies were doing that with NFTs (which is what you’re describing) but now nobody want to touch an NFT so those companies definitely went bust.
The best case will be companies who can hide the crypto behind the product, like “give us 5$ and we’ll give you 5 read-a-tokens which is totally not crypto btw”. Or wait a couple of years for crypto to come back in vogue.
Neural engines are coming to basically all CPUs. It won’t be long before you can run your own girlfriend offline on your phone. Training the data is the expensive part after all. I can already run basic llama 2B on my iPad, though offloading the software instead of just downloading off the App Store.
I’m fairly sure anyone with a good GPU can also run these, but I haven’t tried.