Photo: Getty Images. Illustration: Inc. Magazine Elon Musk is hosting Saturday Night Live tonight, and you should watch. Musk, who's been described as a cross between Thomas Edison and Ironman, always fascinates, no matter what he does. And the combination of Musk and the 46-year-old series that gave countless comedy icons their start should be memorable. When he takes the stage tonight, it will be a noteworthy moment for entrepreneurs--the first time SNL has a host who's there because he's the founder or CEO of a major company (actually two major companies and several smaller ones). Donald Trump hosted twice, in 2004 and again in 2015, but the first time around he was there to promote