Each scheme is actually much better than people realize at what it's targeted for. Recently I have to give huge props to Guile + Andy Wingo for guile-fibers. I

Each scheme is actually much better than people realize at what it's targeted for. Recently I have to give huge props to Guile + Andy Wingo for guile-fibers. It's proper concurrency, using delimited continuations in scheme. Just frickin' fantastic!