Last Friday, Paul Allen—art collector, Microsoft co-founder, venture capitalist, philanthropist, owner of several sports teams (and a Frank Gehry-designed Jimi Hendrix museum), and <a href="http://www.amazon.com/Idea-Man-Memoir-Cofounder-Microsoft/dp/B00D1G83P4" target="_blank" rel="noopener noreferrer nofollow"…