March Madness commercials are sold out as brands compete for sponsorship. Sensor Tower data shows how the top sponsors for the tournament (AT&T, Capital One, and Coca-Cola) leverage the opportunity for brand awareness and which digital advertising channels have best resonated with target audiences. The DOJ announced a lawsuit against Apple, aimed at curbing anti competitive practices. ST data shows that more than a third of Apple's IAP revenue has come from the US since 2023, which may be materially affected in the future should the company face regulatory action.