"Web 2.0 services like digg and YouTube evolve into Web 3.0 services with an additional layer of individual excellence and focus. As an example, funnyordie.com leverages all the standard YouTube Web 2.0 feature sets like syndication and social networking, while adding a layer of talent and trust to them.." ~ Jason Calacanis
"Facebook, Uber and AirBnB have created private networks for public infrastructure which they dominate. The Web 3.0 is the antithesis of this, it's about multiple profit centers sharing value across an open network."
~ Matteo Gianpietro Zago
"Web 3.0" — in his case he defines it as better content, built using Web 2.0 technologies. There have been numerous responses already, but since I am one of the primary co-authors of the Wikipedia page on the term Web 3.0, I thought I should throw my hat in the ring here." ~ Nova Spivack