Nobody gets clean while sleeping rough.
https://homelesshub.ca/collection/programs-that-work/housing-first/
https://endhomelessness.org/resource/data-visualization-the-evidence-on-housing-first/
And here is a podcast by and about drug users where people speak about their experiences with the system in BC and elsewhere as is has been, is, and is becoming: https://www.crackdownpod.com/ Includes interviews with researchers and doctors.
I have found it extremely worthwhile and necessary listening, but it is heartwrenching.
Nothing about them without them.
This is going to keep happening as long as governments keep outsourcing new “affordable” housing projects to developers.
It makes far more sense to me to administer the projects publicly and source materials and trades directly instead of through the obnoxious matryoshka middleman system that is public-private partnership.
Also we badly need to fucking build non-market housing.