Brian Beutler had a keen insight in his newsletter today (you can subscribe here) into what’s driving some of Trump’s decisions right now and it seems pretty obvious to me that he is right. Trump is desperate for money and he is open for business, even on Social Security and Medicare which is extremely risky for him: Trump appeared on CNBC Monday—his first mainstream or quasi-mainstream interview in many weeks—and, when prodded over whether he’d reconsidered his position on entitlements, said he will indeed consider cutting the country’s two big retirement programs for seniors. Just like a fusty old Republican. “So first of all, there is a lot you can do in terms of entitlements in terms of cutting and in terms of also the theft and the bad management of entitlements,” Trump said. “There’s tremendous amounts of things and numbers of things you can do,” he added, before lapsing into blather. If you’re deep in the weeds on this stuff or a certain kind of know-it-all you can argue there’s nothing new here. When Trump was president, his annual budgets all envisioned cutting these very programs, so if you ignore his once-studious campaign-trail insistence that he’d never touch them, or chalk it up to intentional deception, you can write it all off as old news. But this kind of jaded thinking gives Trump a pass on the interesting question of why he let the mask slip. In greater context, he’s been reversing his rhetorical commitments a lot lately, and each time it’s…