There always people responsible: responsible for fires, badly built buildings, living on a Vulcano or places where earthquakes easier start...not to mention weapons and instruments to influence whatever they can.
It has nothing to with God although it would have been better not to use himself as he created Adam.
It's sad to see how we humans are destroying the world we live in. I think the worst thing that can happen to a human being is having too much free time. Interestingly, when people have nothing to do, negative thoughts and bad actions come to mind.¿ Can you imagine when robots do most of our jobs? Humans will literally exterminate each other. Well, this isn't entirely new either.
I doubt it will matter. By now there are high percentages if people who never worked, are allergic if they hear the word. Starting a gang or being a couch potato is totally fine to them.
Just like spending their lives behind a screen, although the question is if internet still will be for the average man, let alone the use of electricity.
I'll tell you that thinking about doing nothing doesn't make me happy. I like to always be doing something, and when I'm resting I like to listen to people. In fact, this helps me in my work; it gives me ideas for my projects.