(Bloomberg) -- Elon Musk became visibly irritated on the witness stand Wednesday as an attorney for OpenAI questioned whether the billionaire backed off his financial commitment to the startup in its early years.Most Read from BloombergNorth Korea Confirms Suicide Rule for Soldiers Ukraine CapturesUAE Quits OPEC as War Upends Oil Markets and Gulf Tensions RiseJunior Bankers Sick of Grunt Work Build $2 Billion AI Tool to Do the Job80 Seconds of Big Tech Earnings Will Decide Stock Market’s FateTru