T-Mobile CEO John Legere has emerged as one of the of the most colorful characters in the mobile industry; his tweet this past weekend not only mentioned the upcoming September launch of the Motorola Moto X for T-Mobile, he also got a shot in at his favorite pinata, AT&T. "Too bad AT&T doesn't let you upgrade when you want," led off the message...Source: http://www.phonearena.com/news/Legere-tweets-news-about-September-Motorola-Moto-X-launch-on-T-Mobile-support-page-posted_id46767
