BlackBerry reported that it lost $423 million in its fiscal fourth quarter, but its recently installed CEO John Chen said he was "pleased with our progress" in streamlining the company's assets.
The YotaPhone 2 is probably the most interesting phone since the iPhone 3G - Review
Hands On with Microsoft's new Comfort Headset
microsoft comfort headset
Is Denim available to you yet?
Windows 10 for phones news
Windows 10 for phones
Hands On with Microsoft's wireless charging pad, the DT-903
All the latest on Windows 10
Windows 10 promo
The new BlackBerry 10 OS represents a new start for RIM - and for its users, as they're told by CEO Thorsten Heins that their current-generation BlackBerry 7 handsets cannot be upgraded to BB10.
Research finds that BlackBerry 7 is the most secure mobile OS, but researchers criticise Android's fragmentation as a security flaw, as well as its reliance on users understanding app permissions.