Serial space tourist Charles Simonyi is going back again-to his former employer, Microsoft.When Simonyi quit as Microsoft's Chief Software Architect in 2002, it was to create a start-up devoted to making programming simpler. Now Microsoft has agreed to acquire that company, Intentional Software.During his absence from Microsoft, Simonyi also found time to fly to the International Space Station-twice. He made his first trip in 2007 and liked it so much that he went back again two years later.To read this article in full or to leave a comment, please click here