Why would it matter what they prefer? The homeless person in the parent post is clearly breaking multiple laws, is a public nuisance and a health hazard. We can optimize society so that people like that are happy or we can optimize society for people who aren't a constant burden on others. There should be intense societal pressure to not do these things. Have you been to Seattle or SF lately? Their homeless problem is out of control compared to places like New York that took a more aggressive and productive stance toward dealing with the homeless.