and will be.
but again...it is hands down the most profitable DCI run show. the stadium isn't a dime or pro level stadium expensive, and they get 2 nights of ticket sales at prices not all that far off from one night at SA. so DCI goes with that while selling nostalgia and the last major outdoor show of the season and they make bank.
and since there's no dome in the region thats good, and the costs for any other pro or major college level stadium are outrageous, it'll stay there until at some point they have no choice but to go elsewhere.
so when i win powerball and build a dome ( with a bar), then there'll be an option