Black ballet: it’s a thing that’s existed for a long time, and there’s a museum exhibit about it open now. We also discuss the sexist-troll “Gamergate” as an omen for these scary times; a prof who’s “proven” a link between fracking and earthquakes (at least in some places); potential preservation for the Mama’s building; the usual scores of weekend event listings; and our fishing fleet gettin’ mighty old.