I still remember, when the semantic web was Web 3.0… (Arguably, Web 3.0 rather was the mash-up web of early centralisation of services, with widgets and things

I still remember, when the semantic web was Web 3.0… (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.)