it’s because our society is designed around the appeasement of the rich, instead of the common people. More people are living in poverty, in toxic conditions, or are outright homeless. This has been going on for generations now, of people living with nothing. When you have a gun, and can force people to give you what you want, the threat of prison isn’t a great deterrent when it’s literally better than your current living situation. Desperate hungry people do desperate things.