“Reverse racism” isn’t really a thing.

The organisers make a thoughtful observation of existing positive discrimination widely accepted in pricing:

They also noted that staggered ticketing structures “are not uncommon”.

“Discounted tickets are widely offered to various groups including seniors, students, unwaged, and locals to name a few. This structure exists beyond [the event] WAVES, and is utilised by businesses and organisations alike, in an effort to prioritise affordability for specific demographics.”