Earlier quoted context omitted.
Heh, I get it, they're both socialists and all. But Bernie is the opposite of what OP describes. Stallman is a purist, Sanders is a realist. Stallman fights to keep "GNU/" attached to "Linux", while Sanders talks about the fake news coming to people on Facebook's closed platform.
The sentiment of this comment is correct. Free software should be an integrated part of a wider movement for emancipation, and only harms itself by being so pedantic and hermetic. However, I don't really have a problem with insisting on the name GNU/Linux, and that's why I didn't even mention it in particular: I believe it's simply a matter of being fair and technically precise.
This is actually what FSF claims to do as far as I understand. GPL is a law hack.