Has anyone seen my recent thread about using the if+auto feature and opCast(bool)? It's not related to tuples but I thought it was a cool D feature. I admit I named the thread a pretty stupid name, but it was 6 AM when I posted it :) (http://forum.dlang.org/thread/mailman.195.1330399006.24984.digitalmars-d@puremagic.com)