"I don't like it, conceptually, but it is what it is," Trump said. Will Oliver/EPA/Bloomberg via Getty Images Trump weighed in on prediction markets — and didn't sound too happy about them. "The whole world, unfortunately, has become somewhat of a casino," Trump told reporters. It came after the DOJ indicted a US soldier for profiting off of the Maduro raid via Polymarket. President Donald Trump sure doesn't sound like a prediction market enthusiast. Asked on Thursday if he was concerned about the potential for insider trading on prediction markets, Trump told reporters in the Oval Office that he was "never much in favor" of betting in financial markets. "The whole world, unfortunately, has become somewhat of a casino," Trump said. "I don't like it, conceptually, but it is what it is. No, I think that I'm not happy with any of this." "They have all these different sites, they have 'predictive markets,'" Trump continued. "It's a crazy world.…