Robot visits a pub for Westworld promotion and other news

BBC Click's Jen Copestake looks at some of the best technology news stories of the week including:

  • Cryptocurrency Bitcoin’s price volatility inspires a video game

  • Ethics should be at the heart of future artificial intelligence developments, says a UK Parliament report

  • A humanoid robot, Fred, helps NowTV promote season two of Westworld in a London pub

See more at Click's website and @BBCClick.