what's a wiki and how to use it for marketing

Duct Tape Marketing has a sweet roundup of how you can use a wiki for marketing. Don't know what a wiki is? Don't know how to use it? Don't worry. John's got all of the links and resources you need.

And saves me from writing anything too insightful on a few hours of sleep. Trying to keep up with Make the Logo Bigger Bill on the Plaid tour is exhausting.