> If you could just search the web for an app, click a link, and have it instantly start working natively (sandboxed, with permissions), the world would be an amazing place.

I disagree. Almost all of it should just be relatively standard API's designed for the AI to use, and we should all just use the AI as the standard interface. Many companies would collapse, because their entire anti-consumer business models would topple over, but that would be a good thing.