This video has gone viral in the last week. Donald Clark, on his blog 'Donald Cark Plan B' explians "PewDiePie is a legend among his 65 million YouTube followers. He lives in my home town, Brighton, and has built his reputation on videos that praise, review and sometimes eviscerate games. Unusually, this piece of US gamified, elearning was his target and he nails it." "Could this be the worst piece of online learning ever?", Clark asks. "Let me explain why it may well be…"