This loyalty program is the business is oversold imo, done to death by every content creator. It's the data, the data blah blah

The $8.2billion from American express pays basically is buying tickets and ticket extra, it buys them some points, lets ignore multiples for now, it buys them 8.2billion points, which they give to customers which then buys tickets.

If Spirit accepts USDC instead it wouldn't be that much different.