What was Web 2.0?

Name: What was Web 2.0?
Uploaded: 2015-10-14T21:51:40+00:00
Duration: 36 min 55 s
Channel: How Stuff Works Tech
Description: Once upon a time, a buzz term called Web 2.0 dominated discussions about web sites. What did Web 2.0 really mean? Or does it mean nothing?