Salesforce will invest $4 billion in its UK business in the next five years, the U.S. software company said on Thursday, thanks to strong demand for digital transformations and artificial intelligence. The new investment will be seen as a boost to the country's tech industry coming weeks after Microsoft's president Brad Smith criticised a regulatory decision to block its takeover of Activision Blizzard, saying it had "shaken confidence" in Britain. "Salesforce's major investment in its UK business over the next five years is a ringing endorsement of our economy,...