Yes, this is what greets you at a Starbucks on Montgomery Street in San Francisco. Keep in mind, Montgomery Street is the heart of the financial center of SF. This is not some out of the way Starbucks in an edgy part of town:
One of them even brought a dog along to enhance the experience.
A Starbucks employee did go over to them and asked them to leave but they just ignored her and went back to sleep.