I think the true goal is to bully Guido van Rossum into putting it into python. (See his reasons to not include it here: http://neopythonic.blogspot.com/2009/04

I think the true goal is to bully Guido van Rossum into putting it into python. (See his reasons to not include it here: http://neopythonic.blogspot.com/2009/04/tail-recursion-elimination.html http://neopythonic.blogspot.com/2009/04/tail-recursion-elimi...)