You will probably see a lot of this happening over the next couple of months: MobileESPN executives landing at other mobile companies, as the MVNO winds down. Soapbox Mobile, a mobile marketing and content solutions firm, has appointed Vladimir Edelman as its new CEO. He joins the company from Mobile ESPN, where he was the VP and GM of Mobile ESPN Publishing Worldwide. Prior to his career at ESPN, Edelman served as VP and GM for Vulcan Sports Media where he oversaw emerging technologies.