The average person also buys into the standard copyright argument of "you should own your creativity"; accepting software freedom requires, at a minimum, rejecting software copyright categorically[0]. This is a left-of-Marx view: even the extreme left does not touch copyright beyond anticapitalist generalities.

In contrast, right to repair does not require abandoning the entire framework of copyright. In fact, it barely touches it. Furthermore, Louis Rossman is way better at explaining the problems with anti-repair bullshit than RMS is at explaining the harms of proprietary software.

[0] Yes I know GPL relies upon copyright to work. That was the backup plan - if we can't force all software to be Free we can at least keep our own software from being locked down.