BBC Technology News

• Uber prices could rise 20% after UK ruling
  In a move that will affect the whole taxi industry, a judge has ruled Uber must make contracts with its customers.
• Spar cyber attack hits more than 300 convenience stores
  The attack targeted a company in Lancashire which operates Spar's tills and IT systems.
• Using virtual reality to treat pain and anxiety
  Government research suggests immersive technologies have the potential to "transform" therapy and healthcare.
• Far-right target critics with Twitter's new media policy
  Far-right activists are using Twitter's new media policy to target anti-extremism researchers.
• BitMart: Crypto-exchange loses $150m to hackers
  BitMart is the latest in a string of crypto-exchange websites to fall prey to a cyber-attack,
• Online Safety Bill : What to expect
  Politicians are due to give their recommendations for the landmark piece of legislation.
• The tech helping shops - and Santa - deliver this Christmas
  A number of tech solutions are out there to help retailers optimise sending out our presents.
• Trump social media firm says it has raised $1bn
  The former US president is working to launch a social media app called Truth Social early next year.
• Parag Agrawal: Why Indian-born CEOs dominate Silicon Valley
  Parag Agrawal, Twitter's new CEO, is the latest of several Indian-Americans leading global tech firms.
• Virtual yacht sells for $650,000 and other tech news
  LJ Rich looks at the best of the week's technology news stories.