[nilslice]

and CM copies everything everywhere between components - so this fictional need to build your program out of wasm components made of several languages which in turn also may link many components will just be a nightmare for performance and memory. WIT has to have a “borrow” concept to alleviate the pain.

[leucippe]

There's in-progress design work in SIG Embedded to eliminate unnecessary copies, because that will help using interfaces on embedded devices.