Or people hear in the news how bad the new version is (e.g. Vista) and avoid it. Changing operating systems, especially in the PC world, is very disruptive to

Or people hear in the news how bad the new version is (e.g. Vista) and avoid it. Changing operating systems, especially in the PC world, is very disruptive to users. Especially non-savvy ones. The hell I went through when my mom got a new PC with Windows 8. I can't imagine Windows 10.