Interesting video! Clearly, 3rd generation can mean many things.
Can mean a next technological level
Can mean a better/decentralized governmental process
But what exactly can be gained with such 'better governmental process'?
The video talks about changes to the network protocol or consensus protocol, but what does that mean? Sure seems like an interesting theoretical or technical problem. But what kind of real world use is there for it? Any examples?
Nice video.
Under his definition, Bitshares might qualify as 3rd generation then. I'm not expert on it, but they seem to have advanced blockchain voting functions, with workers, committees, and witnesses (their block producers).
Real use of Bitshares voting shown here:
https://cryptofresh.com/ballotsI think HEAT uses a different definition for 3rd generation. One that eliminates blockchain bloat and improves scalability to massive levels (among all the other niceties).