Trump Media is “a scam,” and people buying its high-flying stock are “dopes,” IAC and Expedia Chairman Barry Diller said Thursday in a scathing takedown of the social media company whose majority shareholder is former President Donald Trump. “I mean, it’s ridiculous,” Diller said on CNBC’s “Squawk Box” when asked about Trump Media. “The company has no revenue.” “It’s a scam, just like everything he’s ever been involved in is some sort of con,” he said of Trump. A Trump Media spokeswoman, in response to Diller’s comments, said, “It is unsurprising to see die-hard Trump haters and leftwing flacks blow a gasket now that Truth Social has become a public company that, still today, refuses to suppress political expression that contradicts the narratives they want to enforce.”  CNBC has requested comment from a spokesman for Trump, who is the presumptive Republican presidential nominee. When Trump Media began trading last week with the ticker DJT, its share price rocketed up about 50% to close to $80 before settling down. As of Thursday morning, Trump Media shares …