We're at a watershed moment in American cultural life. Libraries, books and colleges are losing ground to iPads, Twitter feeds and online courses. Great newspaper empires are being reduced to rubble at the feet of Gen-Y bloggers. Related Links: Colorado's Built-Environment Leaders Express Optimism Designing Senior Living Environments for Tomorrow And nowhere is this shift more evident than in our colleges and universities, with the rise of online education. Why would parents want to spend $50,000 a year to ship their kids off to a four-year college in some city to talk to a professor and read a book when