This helped me a lot, I was obsessed because I was depending on my friend for love which they cannot ever give enough, only you can do it. I think leo talks about it in this vid. I think obsession comes because you are lacking something you need.
an alternative to 40 hours a week is , you can work like 20 hours a week + live in car + skateboarding + eating. Btw, there is a limited amount of physical energy a person can have before it becomes unhealthy.