q2p

> ... And now that they are going to introduce Manifest V3 or some such thing, this extension might even become obsolete. Why? I've copied your exact code from 4...

@Thomasdezeeuw is it possible to also implement a similar feature for reading? Like `read_exact_vectored()` which would try to fill `&mut [IoMutSlice]` until it encounters an EOF. And if there is...