Another disappointed master of the universe has regrets. Boo hoo hoo. Barton Gelman had a chat with Peter Thiel. He has a sad: It wasn’t clear at first why Peter Thiel agreed to talk to me. He is, famously, no friend of the media. But Thiel—co-founder of PayPal and Palantir, avatar of techno-libertarianism, bogeyman of the left—consented to a series of long interviews at his home and office in Los Angeles. He was more open than I expected him to be, and he had a lot to say. But the impetus for these conversations? He wanted me to publish a promise he was going to make, so that he would not be tempted to go back on his word. And what was that thing he needed to say, loudly? That he wouldn’t be giving money to any politician, including Donald Trump, in the next presidential campaign. Already, he has endured the wrath of Trump. Thiel tried to duck Trump’s calls for a while, but in late April the former president managed to get him on the phone. Trump reminded Thiel that he had backed two of Thiel’s protégés, Blake Masters and J. D. Vance, in their Senate races last year. Thiel had given each of them more than $10 million; now Trump wanted Thiel to give the same to him. When Thiel declined, Trump “told me that he was very sad, very sad to hear that,” Thiel recounted. “He had expected way more of me. And that’s how the call ended.”…