It's not really any different from an iterator with some maps and filters slapped on top of it. Or how generators work in e.g. Python. Async makes it worse. I'

It's not really any different from an iterator with some maps and filters slapped on top of it. Or how generators work in e.g. Python. Async makes it worse. I'm currently debugging an infinite loop where apparently it's collecting an in-memory data source into a single Vec, but keeps forever entering&exiting a future with no progress...