Virtual currency bitcoin has officially become the largest bubble in history, eclipsing the notorious "Tulip Mania," the speculative bubble that shook the Dutch economy before it collapsed in 1637. Learn all you need to know about bitcoin. RT LIVE http://rt.com/on-air Subscribe to RT! http://www.youtube.com/subscription_center?add_user=RussiaToday Like us on Facebook http://www.facebook.com/RTnews Follow us on VK https://vk.com/rt_international Follow us on Twitter http://twitter.com/RT_com Follow us on Instagram http://instagram.com/rt Follow us on Google+ http://plus.google.com/+RT Listen to us on Soundcloud: https://soundcloud.com/rttv RT (Russia Today) is a global news network broadcasting from Moscow and Washington studios. RT is the first news channel to break the 1 billion YouTube views benchmark.