I get it. But on the other hand, if you in a situation that requires a six month food supply, because there is no resupply available and you can’t relocate, you have bigger problems. Like the mob of hungry people outside your house.
If you've only got two days supply, you may not be so generous.
[1] My elementary schools had a good program of bring in canned food at the start of the school year in case of emergency, have a picnic to eat it in the last month of school. I also did have a disaster can when I lived in California; I'm less prepared at the moment.