Emmett Shear made Mira Murati's text his banner on X. Big Event Media/Getty Images for HumanX Conference Emmett Shear spent approximately 72 hours as CEO of OpenAI. At the time, then-OpenAI exec Mira Murati refered to him as "rando Twitch guy" in a text to Sam Altman, who was on the outs. The exchange was revealed in the ongoing lawsuit between Elon Musk and Altman. Shear embraced the reference on his X profile. Emmett Shear is laughing his "rando Twitch guy" status off. The former CEO of Twitch was briefly appointed interim CEO of OpenAI following Sam Altman's ousting in 2023. The role lasted about 72 hours before Altman was put back in charge. Thanks to the ongoing trial between Altman and Elon Musk, we now have the inside text exchanges from that short tenure. When then-OpenAI exec Mira Murati learned of Shear's appointment, she messaged Altman: "New guy is rando twitch guy," she texted. "Emmett?" Altman responded. "Yeah," Murati wrote.…