Sad to say, Venice is already subject to flooding, comes from being built on a swamp so its not global whoremongering (whoops I mean warming), its foundations that keep sinking.
> Suppose we are facing the end of the world. Why is yours the valid solution?
Back in the 60s, the solution was simple, with a potential nuclear war, "Kiss your arse goodbye".

> A opulent society is distinguished when many people neither study nor work, or when the productive economy is destroyed following certain dogmas.
I think this translates to a society that carries a load of unproductive parasites living off the hard work of those who get things done. Gabfest is no substitute for people who ARE productive, from the humble factory worker to the creative individual.
The Russians some years ago had a system where those who did the hard dirty work got paid the most and those in cushy office jobs got paid peanuts.