This article gives a decent description of the 'how', but I'm more curious about the 'why'. Yes, it is possible to avoid paying money for land, food, housing,

This article gives a decent description of the 'how', but I'm more curious about the 'why'. Yes, it is possible to avoid paying money for land, food, housing, water, sewer, etc. Considered on a basis of how many hours you have to work for a given standard of living, however, it's not very attractive.