I'm running iTunes 9.0.3.15 on Win 7 64-bit.
The source appears to indicate that you're looking in this area of the
registry:
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall
Don't see any iTunes keys in there.
--
Rob
http://www.pobox.com/~teridon/ituneshacks/
--
Rob