It's funny how people always argue Linux is a good replacement for Microsoft, but never the other way around I am indeed pretty sure many Windows-users could switch to Linux, but not many Linux users could switch to Windows.

Sorry Let's say it's a free bump for the topic And a bit on-topic: people's personal preferences make up a huge part of their system's security, and even if they want to change it, it's going to take a lot of time to get used to new ways.