That is true. Not a major concern for most shorter people though. As a teenager I once did a 12 hour flight (with refuel stop) on a charter 757 with 29" seat sp

That is true. Not a major concern for most shorter people though. As a teenager I once did a 12 hour flight (with refuel stop) on a charter 757 with 29" seat space. Didn't find it terribly uncomfortable back then to be honest. Apparently Ryanair has 30" space.