From Aviation Week... an EB quote
“The story of Delta is one of cash, one of free cash,” he added. So far in 2023, the airline has recorded the 20 highest cash sale days in company history, with nearly 60% of Delta’s revenues being non ticket-driven. Business travel levels are only about 80% recovered when compared to 2019—by traditional measure.

Maybe they are more concerned about the bigger revenue generator......which it appears does not come from fling airplanes..... So they don't need to leave their cubicle?