The BlackBerry Z10 represents the company’s come-back, a new chance at gaining at least a part of the already lost market share and, the phone, together with the new BlackBerry 10 platform, testify for the effort which materializes in a solid start. The phone is expected to land on US carriers this month and, according to recent chatter, AT&T might have it on its line-up as soon as March 15 (same date for big box ...