Earlier quoted context omitted.
Basic income, basic housing, basic food, basic education, basic healthcare? Seems like we need to address all of these issues. Literally the only institutions that provide all of these things are jails, which many homeless attempt to get into.
Not true at all. These things are all provided. Welfare, public housing, food stamps, public education, Medicaid. That we still have a homeless problem indicates that the reason for long-term homelessness is something else.
Well-funded truly universal (i.e., every citizen is automatically eligible and automatically presumed eligible by the administering agency) have not been tried in the US.