This is meaningless grandstanding until: 1) YC voted Thiel off the island 2) YC establishes a policy of "take money from Thiel and you are toxic to us" Anyone in a position of power who took a look at Trump and didn't recoil with disgust needs to be exiled from civil society.
And this well represents the leftist-elitistic-rhetoric that drove so many to vote for Trump (HRC's "deplorables" comment).
Five year olds say "I told you so," adults find reasonable pathways forward in difficult situations.
People voted for and supported Trump for a variety of reasons, let's not generalize them all into one block like his administration is doing to Muslims.