reading TechCrunch feels very much like the dot com boom, non?
http://www.techcrunch.com/
The typical Web 2.0 story: somebody builds a web app. suddenly it pops up on del.icio.us or digg or both.
The web app gets swamped with hits. Next, registration is closed or the web app is down, while the app is moved to a new data center. For example see the following entry on Zooomr:
http://www.techcrunch.com/2006/03/11/flickr-has-some-catching-up-to-do/