Robot shop assistant sacked and other tech news

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

  • Microsoft's boss, Satya Nadella, warns the world is running out of computing capacity

  • Facebook invents a new unit of time called a flick

  • A robot shop assistant is sacked after just one week for confusing customers

See more at Click's website and @BBCClick.