You both assume that people only use applications installed via a "standard" installer, that sit in c:\program files (or whatever) and have proper menu entries.

You both assume that people only use applications installed via a "standard" installer, that sit in c:\program files (or whatever) and have proper menu entries. I have 4 GB of random stuff under c:\apps of which some things have been copied over for nearly 10 years and countless windows installations. Also PortableApps, which don't sit in the start menu.