Are libertarian Republicans misreading the political climate?

All it took was a noncommittal response to generate a little 2020 buzz. "I would never rule anything out," Rep. Justin Amash (R-Mich.) told CNN's Jake Tapper earlier this month when asked if he would run for president as a libertarian. "That's not on my radar right now, but I think that it is important that we have someone in there who is presenting a vision for America that is different from what these two parties are presenting." Far from a declaration of candidacy, this was not a Shermanesque...