Earlier quoted context omitted.
Why not more Gary Johnson supporters?
Because there has been a collapse in right-leaning libertarianism in the post Ron Paul era. Libertarianism has shifted to the left and there has been an exodus of right-libertarians to various flavors of nationalism. I think this is one of the major intellectual stories of the last decade, largely uncovered by the media.
How does a libertarian become a nationalist? Trump sure seems to facillitate "USA pride" but his politics and economics are not that libertarian at all. How can nationalistic pride win over what I thought was the center of the libertarian philosophy?