http://research.microsoft.com/en-us/news/features/nagappan-100609.aspx -- Aahz (aahz at pythoncraft.com) <*> http://www.pythoncraft.com/ [on old computer technologies and programmers] "Fancy tail fins on a brand new '59 Cadillac didn't mean throwing out a whole generation of mechanics who started with model As." --Andrew Dalke