The never-ending VR escalator journey and other news

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

  • Facebook's chief executive Mark Zuckerberg appears in front of US senators

  • Ride-sharing company Uber purchases bike-hire firm Jump

  • An escalator manufacturer has developed a never-ending journey on an escalator as a virtual reality experience

See more at Click's website and @BBCClick.