Yeah. Magic is becoming outdated and therefore unfashionable, and is being phased out. Things like maids were employed for their ability to provide a perfect atmospheric light without candles, enchanted pianofortes playing themselves, that sort of magic. As households realize they can save money by dropping their magical servants, a new wave of crime floods the city's underworld, perhaps. Mostly focused on social dynamics and relatively simple magic to add to inequalities and such..