Is Frum right that if conservatives become convinced they can not win by democratic means at the ballot box, then they will give up on democracy?

I've generally thought the Electoral College was a bad idea, but this gives some credible reason for it (although I think we can do better):

https://www.quora.com/Is-Frum-right-that-if-conservatives-become-convinced-they-can-not-win-by-democratic-means-at-the-ballot-box-then-they-will-give-up-on-democracy/answer/Jon-Davis-10?ch=99&share=b893686e&srid=piGp