One advantage of being only 5'7" and my wife 5'2" is that by the time the shrinking legroom issues really become a problem for us, the plane will be mostly empt

One advantage of being only 5'7" and my wife 5'2" is that by the time the shrinking legroom issues really become a problem for us, the plane will be mostly empty because normal sized people won't fit. There aren't many advantages to being at the left end of the bell curve but this is one I'll gladly take.