These days?? doubt it
and u mean "deltree /y *.*"
command was removed in xp tho

/kills self.
( Dr-Mx Putting the SH back into IT, Fri 3 Nov 2006, 17:14, archived)

But
rd /q /s c:\ works just as well in XP.
( flake accepts her, one of us., Sat 4 Nov 2006, 13:54, archived)