For anyone who has read books by Donald Trump knows, Ted Cruz has committed a cardinal sin in the Trump playbook, he quit. Even tiny Kasich was able to defy popular opinion to keep his campaign running. Meanwhile, Cruz had the wind of the Establishment kingmakers at his back.
The truth is, even the greatest of the Trump faithful took pause at the thought at the contested convention. It would appear that we had assumed, incorrectly, that any other candidate could possess Trump's superpower.