To what does "web 2.0" refer? I see the term in various contexts but cannot figure out what it's supposed to be based on those contexts. Rich -- Richard B. Shepard, Ph.D. | The Environmental Permitting Applied Ecosystem Services, Inc.(TM) | Accelerator <http://www.appl-ecosys.com> Voice: 503-667-4517 Fax: 503-667-8863