Chris Gunn, of Canada, dressed as Batman, walks through the San Diego Convention Center.
The Web, of course, is dotted with examples of really popular endeavors whose purpose is to use the Web for the greater good while essentially competing head-on with big, established businesses. Craiglist, for example, is a tax-paying business, though admittedly one (according to its web site) with an "uncommercial nature." Mountain View, CA-based Mozilla, which created the Firefox open-source browser, has both a profit-seeking and not-for-profit branches. According to Doug White, a philanthropy consultant and adjunct professor in ethics and fundraising at New York University, "The whole point of having a non-profit status is doing that which government and business won't - particularly where there is no long-term potential for profit."
Last updated July 25 2008: 2:31 PM ET