Cherry Red’s long-running RPM imprint announced earlier this year that 2020 would be its final year of operations – but that hasn’t kept RPM from going out with a bang.  One of the final titles to arrive from the imprint, Right Back Where We Started From, is a joyous 3-CD celebration of Female Pop and Soul in Seventies Britain.  The title is drawn from Maxine Nightingale’s irresistibly bouncy 1975 single, a top ten entry in the United Kingdom and a top five in the States.  Not every track on this 77-song collection…