It's more than that. The "Web 2.0" term was mostly a post-hoc description of the web actually changing due to adoption of AJAX, DHTML, HTTP APIs, crowdsourcing,

It's more than that. The "Web 2.0" term was mostly a post-hoc description of the web actually changing due to adoption of AJAX, DHTML, HTTP APIs, crowdsourcing, etc. The "web3" label has been created upfront to get a halo of Web's influence and legitimacy, while in reality it's nothing but a store-brand soda calling itself a "cocacola2".