It's not like you're going to take your time and shop around when you have a potentially terminal illness.
Plenty of controversy around that, but the point is that there's always going to be enough money for cancer research, as it's one of the pillars of modern high life expectancies.
Cold turkey doesn't work for food, and it especially doesn't work when everything about the modern American's lifestyle is optimized towards sedentarism and calorie-dense food over-consumption.
Like seriously, do you hear yourself? Your solution is to… force (?)… people to leave their jobs and families to temporarily solve their eating problems?
People can do this today. They don’t because it’s a bad solution.
Are you this concerned about the cost of keeping millions of black men locked up in prison for 20 years because they had some marijuana in their pocket?
Re marijuana: what?
I think you're confusing health problems with committing and being convicted of crimes (regardless of whether you believe there's a moral failure or not, in either case)