VIDEO: A new supercomputer and other tech newsIBM's Sequoia captures the world's fastest supercomputer crown, Microsoft challenges Apple with its Surface plus other tech stories.
Source: VIDEO: A new supercomputer and other tech news (http://news.bbc.co.uk/1/hi/programmes/click_online/9730966.stm#sa-ns_mchannel=rss&ns_source=PublicRSS20-sa)