Just don't look under the curtains. It's a good idea in general, and it would be cool to solve this problem, but modular "streams" as they currently exist have

Just don't look under the curtains. It's a good idea in general, and it would be cool to solve this problem, but modular "streams" as they currently exist have so many edge cases that I don't really suggest using them if you can avoid it. https://lwn.net/Articles/805180/ https://lwn.net/Articles/805180/