They improved the system in the next release, and since Win7 UAC generally works perfectly even with the &quot;badly behaving&quot; software. Sensitive directories are now mirrored elsewhere in the filesystem, so that when your program wants to read from, say, Program Files directly, what it really reads is C:&#x2F;Users&#x2F;[username]&#x2F;AppData&#x2F;Local&#x2F;VirtualStore&#x2F;...