‘Clients in on it, boatloads of cash, complex, opaque corporate structures’: Principal media arbitrage trading spreads to TV, out of home, audio as holdco’s, retail media pile in; ex-IPG, GroupM, Omnicom execs on fixes

Mi3 Audio Edition - ‘Clients in on it, boatloads of cash, complex, opaque corporate structures’: Principal media arbitrage trading spreads to TV, out of home, audio as holdco’s, retail media pile in; ex-IPG, GroupM, Omnicom execs on fixes