After contracting in Cali for thirty years, I became an ISP and a decent web developer. I knew we were in a housing bubble and retired from the trades in 2006. I now develop online businesses full time.
Marc Mandel, the Wizard, is a radio talk show host & CEO of Winning On Wall Street, which specializes in tech analysis. He graduated from Wharton School of Business, becoming a stockbroker in 1975.