Last year, the meditative Brooklyn rapper and producer Ka self-released the dark and absorbing The Night’s Gambit, one of last year’s best rap albums. This year, he followed it up with his 1200 B.C.

Over the weekend, Ka—who released the very good Grief Pedigree last year—posted up outside of Fat Beats former Manhattan location to sell copies of his new album, The Night's Gambit. It was a symbolic ...