There's no other way to spin it. He didn't even thank the candidate who graciously invited him speak. That's just rude.
"Voice your conscience."
This will be what people remember.
There is no doubt tonight that Cruz is going to write in his own name in November. That is pretty much a fact now. Every journalist will now ask, will you vote for Trump or are you going to write in your own name on election day?
Cruz will say, voting is a private matter. And then the election worker will have to open up or read the electronic version of a written in by Ted Cruz himself.