Sizlopedia has published an article which highlights the visual differences between web 1.0 and web 2.0. These differences are illustrated using a translated graphic, which simply shows how webmasters used to manage their website, compared to how webmasters of today manage their sites.
The following questions were asked near the end of this article, Do you like the evolving web culture? Do you think that web 2.0 has helped users get more interactive or do you think it is just a propaganda term created to wipe out the old web standards?
I think web 2.0 has created a ton of opportunities. Ideas are turning into reality for many people and because of web 2.0, the barrier to entry is practically nil. Of course, the barrier to entry or lack thereof could be considered a drawback.
At any rate, I think social-networking is out of control and we are being deluged in web 2.0 startups on a daily basis. I think it will alright though, considering the market aka userbase will determine which of these startups stick around for the long haul, or which ones will die off.
Be sure to read Web 1.0 vs Web 2.0: The Visual Difference