Earlier quoted context omitted.
Why bother implementing ctrl+c and ctrl+v in Linux when highlighting text copies it, and middle click pastes it? Ctrl+c feels like the dark ages in comparison.
Middle-click paste is a non-starter for anyone who uses a pointing stick (TrackPoint), since the middle mouse button is held down to scroll with the stick. Pointing stick users will usually try to disable the selection clipboard to avoid having unwanted text pop up in unexpected places. Regardless, from my experience, the terminal is the only place where Ctrl+C and Ctrl+V are not the standard shortcuts to copy and pa…
The biggest issue is that some apps don't play nice with the x clipboard.