Maybe we're f-ed maybe not. Feeling sorry for yourself isn't going to do shit though, is it?

You're just spiralling into a depression at this point. All the while most of the things are completely outside of your control. You want to turn into the 'old man shaking fist at clouds' meme? Stop it.

Chances of a ww3 are incredibly low. Why? Because of the dependency on the global supply chain. Stuff is made from stuff shipped from all over the planet. Food, electronics, clothes, etc. We cannot just turn that off, and set up the infrastructure at home....build factories, have workers, have the raw materials... It's incredibly complicated. We are already a global society.

Consider all the shit that is happening 'ironing out the kinks', we all know that the perfect future is fully automated gay space communism. Just try and be on the right side of history when you can help it.