Direct #2 confirms course volume and growth systems

Nintendo states 18 Air Ride courses, 16 Top Ride courses, and class/licensing progression systems.

Direct #2 states that all 9 original Air Ride courses return with 9 new ones, while Top Ride includes 8 classic and 8 new courses.

The same presentation introduces machine classes (Speed, Charge, Flight), random power-ups, licenses, side quests, and Global Win Power as long-term progression hooks.