Blackberry sues Facebook – has it just given up on tech?

Blackberry is taking Facebook, WhatsApp and Instagram to court for patent infringement relating to messaging apps. We wonder if Blackberry has just given up on tech in favour of a litigious business model.
Of course there are still areas of the Blackberry business where it is developing technology, but the brand on the whole is becoming less and less relevant to today’s society. Such is its relevance, the company is hitting the headlines far more often in cases where it is t