Consider interactions with real generators

[whitequark]

They just landed: rust-lang/rust#43076
No idea what we should do with them, maybe nothing

[edef1c]

🤷‍♀️ you can't even send values into them

[whitequark]

Yeah I just read the RFC and meh

[eddyb]

The limitations are to advance the (already kind of late) async fn without introducing even more complexity - take a look at the implementation PR and how much back & forth happened on it.

[whitequark]

I'm not really criticizing it so much as lamenting their uselessness for my pet use case. Nothing to worry about