Yes, a YouTube channel. And yes, this is the sort of activity usually reserved for those who commit misdemeanors.
It could be kind of pleasant: planting trees, putting a fresh coat of paint on dingy walls, and hanging out with neighbors to make the streets more livable. One recent project involved greening up Mission Playground Pool; and the next one is this Saturday from 9am to noon at Justin Herman Plaza.
At the time of writing, the DPW website was down. Maybe it just needs a fresh coat of paint.