J. Gerry Purdy, Ph.D., is Principal Analyst of Mobile & Wireless at MobileTrax LLC.Dr. Purdy has been covering mobile, wireless, cloud & enterprise for the past 20+ years. He writes analysis and recommendations each week in an easy-to-read manner that helps people better understand important technology issues and assist them in making better technology purchasing decisions.Disclosure Statement: From time to time, I may have a direct or indirect equity position in a company that is mentioned in a column. If that situation happens, then I'll disclose it at that time.