Fixed T-slot out of non-warping special steel

Why would they rig a slot machine knowing the problems it would cause? They dont need to rig them, they make enough money as it is Its like

Manufacturer of Special Holder Fixed Slot offered by Punch Mark, Navi Mumbai, Maharashtra

fixed slot Fixed slots direct airflow to the upper wing surface and delay airflow separation at higher angles of attack The slot does not increase the wing camber, but

slot machine for real money A leading-edge slot is a fixed aerodynamic feature of the wing of some aircraft to reduce the stall speed and promote good low-speed handling qualities