I think he did. If anything Johnson most likely helped make this closer for Hillary than it otherwise would’ve been. Trump won whether Gary Johnson existed or not.

I guess I don’t understand his platform that well, but I thought he took votes more from the Repubs than from Dems?

A lot of that stuff is basically the country reverting to normal after 8 years of Bush fucking up. With an adult in the White House, some of the harm was undone simply by default.