You're exactly right about the groupthink resembling 1930s Germany. That didn't end so well, either.
That is all we have now in this country is demanded group-think.
Vote Democrat or you are a mass-murdering, bigot, racist, homophobe, redneck.
Support Trump or you are a traitor that voted for Hillary.
If you liked the last Star Wars movie, you are just a shill for Disney and your house should be burned with you and your children locked inside.
Groupthink is reaching the stage of violence for not marching in lockstep.
I agree with the tweet: 'Civil discourse has ended'.
We are arriving where Weimar did.