And... it's not really an era now is it? It's just recent history, and as the rise of the AfD and other far right entities show, it's not a given that this the future of Europe. Russia's invasion of Ukraine, the reaction to immigration from the MENA region... these relatively modest shocks have gone through the European sociopolitical systems like wildfire.
So I appreciate his optimism, and it is optimism, but it isn't particularly grounded in reality.