Tech TV CEO to step down January 28, 2002 12:00 am Tags: ceo, Chairman and CEO, Larry Wangberg, Paul Allen, technology cable channel, TechTV, Vulcan Ventures Larry Wangberg, chairman and CEO of TechTV, the technology cable channel owned by Paul Allens Vulcan Ventures of Bellevue, will step down, the company said Friday. Tags: ceo, Chairman and CEO, Larry Wangberg, Paul Allen, technology cable channel, TechTV, Vulcan Ventures