Not at the levels we see now. In Los Angeles there are actual maps put out every day to show where to not walk on human feces.
The Washington Post said " The significant growth in tent encampments nationwide has become one of the most visible signs of the nations failure to alleviate widening inequality"
Terrance McCoy, March 22
So with that statement, the dims are using the tent camps as a platform for political reasons while not really caring about those that live in them.
I was in Sacramento, CA on business about 10 years ago. They were already referring to the homeless on the street as "urban campers" in the effort to be politically correct.