Agreed, this would be a cool change. Part of the problem is that the only way to "kill" the goroutine doing the read is to close out the fd from under it. How

Agreed, this would be a cool change. Part of the problem is that the only way to "kill" the goroutine doing the read is to close out the fd from under it. However, depending on what you actually have open (e.g. a unix device), it often gets stuck. Having select{} work on io.Reader and io.Writer would be great!