I'm going to go ahead and coin the term Web4. I'm reserving the name with the right to fill in what it means at some undetermined point in the future.
I will take no further questions at this time.
I will take no further questions at this time.
(Arguably, Web 3.0 rather was the mash-up web of early centralisation of services, with widgets and things like Yahoo! Pipes, etc. Time to to think of Web4.)