Kat O1O (that’s oh-one-oh), known not only as part of the live-band hip-hop group Crown City Rockers, but also pretty much the go-to keyboardist in the thriving Bay Area hip-hop scene (she’s appeared on records by Lyrics Born, Headnodic, Zion I, People Under The Stairs, J. Boogie, Raashan Ahmad, and Joyo Velarde, to name a few), didn’t actually find the Fender Rhodes, her instrument of choice, until relatively late in her musical life.

The East Bay Express proclaimed her the “Most Mind-Blowi...