Illustration by Tag Hartman-Simkins / Futurism. Source: Getty / X (Screenshots) An OpenAI exec bragged that ChatGPT had discovered a mathematical breakthrough — and was immediately left with egg on his face when it turned out to be bogus, The Decoder reports. We begin where any good controversy begins: with a now-deleted tweet. This one was by Kevin Weil, a vice president at OpenAI who last week proclaimed that the company’s newest large language model, GP