Yes.

Libertarianism is just an euphemism for "authoritarian righ-wing, but dont want to admit it out loud" in most cases.

by now [1], yes. but in my experience not a very popular view on HN. expect downvotes.

[1] i find peter thiel's speech at libertopia in 2010 a great early reflection of that shift: https://www.youtube.com/watch?v=KgH7Lv2gQdk