Leeds is a liitle constrained on future growth little more room to expand.
Unless they have plenty of slots left. Perhaps it needs to get some serious long haul in.
Emirates Dubai (A330). JFK they operate a 757 into Edi and Gla neiher with runways as long as Dsa though.
If road links could imorove there it should be developed as a regional Hub airport perhaps closing leeds by almagamating the two into that site.
Huge runway. Plenty of room for more terminals and plans for jetways.
Also got 24hr flight ops