You can still disable it using Group Policy (possibly only on Windows Profeasional, mind).
Realtime scanning is a complete PITA for so many applications, not just audio ones!
I've got it (I had CZ101s and CZ1000s decades ago and sold them). It does what it says on the tin, sounds like a CZ. I don't use it as much as I thought I would, but I think that's me rather than the plug-in!