Manufacturer explored option of switching to a rival operating system, describing the decision to build its own as ‘difficult’, but says move has ‘reinvented’ the company

Analysts fear the highly anticipated launch of BlackBerry 10 will not be enough to save the ailing manufacturer

Things have gone from bad to worse for the BlackBerry manufacturer. As it announces yet more bad news, Chris Donkin talks to industry insiders and telecoms analysts to assess the firm’s chances of staying afloat