[TUHS] non-blocking IO - threads

[Jon Steinhart]

Rob Pike writes:
>
> It's only messy if you make a messy job of it.

Maybe I should explain what I meant by messy.  To me, the issue with select is
that in many cases one has to either keep a lot of state somewhere, or live with
long response times while handlers complete.  Threads allowed handlers to be
written in the "normal" way with state kept on the stack.