By Joey Roulette Orlando, Fla. (Reuters) – A group of SpaceX employees derided flamboyant billionaire Chief Executive Officer Elon Musk as a “distraction and embarrassment” in an internal letter to executives. Musk, also head of electric automaker Tesla Inc, has been in headlines and late-night comedy monologues in recent months for a tumultuous quest to buy social media giant Twitter https://www.reuters.com/technology/exclusive-musks-twitter-deal-threats-put-new-financing-ice-sources-2022-06-07, a reported allegation of sexual harassment that Musk has denied https://www.reuters.com/world/us/m…