Some things won't uninstall in safe mode. WIndows uninstaller needs services that don't come on in safe. I had to manually stop all McAfee services, then try to uninstall, then delete files/folders, then search for anything left and delete. Delete the registry keys too and the prefetch.
Change the world. Of one person. Today.
If your equation requires either a complex combination of variables to get the desired result OR you can't seem to get the result regardless of the variables....it ain't your variables, it's your constant.