Extra legroom for which you pay for.
Drawbacks are. Row 2 Are first out. Row
16 are last out from front door.
Again, row 2 are first watered and fed
From the trolley services. So you could
Be the last in the Car hire queue, and
May not have your choice of Food and drink left by the time the trolley arrives. [Seat 6D on a Boeing 737-800]