I not only played and sang blues, but I also had to toss the piano around a bit to amuse the patrons.
Having enough to eat, being able to educate your children, have reasonably stable employment, and being able to live in a society which isn't collapsing around you-all of these things have been generally eroded.
For any writers at all, read everything you can and then put your butt in the chair and write. That's all there is to it.