Bitcoin may be doomed to failure as the blockchain struggles to scale up; Professor Ross Anderson from the University of Cambridge explains. EXTRA BITS - Bitcoin & Crime: • EXTRA BITS: Bitcoin & Crime - Computerphile Computers Without Memory: • Computers Without Memory - Computerphile AI Safety: • AI Safety - Computerphile How Bitcoin Works: • How Bitcoin Works - Computerphile / computerphile / computer_phile This video was filmed and edited by Sean Riley. Computer Science at the University of Nottingham: http://bit.ly/nottscomputer Computerphile is a sister project to Brady Haran's Numberphile. More at http://www.bradyharan.com