Techno Lingo

What exactly does Web 2.0 mean? Was there a Web 1.0 before there was a Web 2.0? Is there a Web 3.0? Then I thought of YouTube because YouTube ROCKS! And I found this explanation of Web 1.0 vs. Web 2.0: So basically it’s about collaboration; interactive connecting and sharing online. Don’t you just LOVE YouTube! Anything and everything simplified.