Ubuntu Phone review: years in the making, but still not consumer-ready

The smartphone arena is dominated by two operating systems. Gartner’s latest figures show that during the first three months of 2015, iOS and Android devices accounted for almost 97 percent of global smartphone sales. With established alternatives from Microsoft and BlackBerry already fighting for the leftovers, there doesn’t seem to be a whole lot of opportunity for new players. Canonical, maker of the popular Linux distro Ubuntu, is taking on the challenge regardless.