OnePlus One equals more than the number of units of this $300 smartphone that have so far shipped to paying customers. The high-spec, low-cost Android handset was meant to launch back in May, but the manufacturer has now admitted that its perfecting some final issues, which means it can no longer be certain when the phone will be ready. In terms of what these problems are, some helpful clarification has been posted to Reddit by OnePluss software partner, Cyanogen.