Originally Posted by
SmilingBoy
Horizontally of course! Basically some space is taken from the middle seat so that the windows and aisle seats have more space. Never flown on a Lufthansa A320 series or 737 in the last 6 years?
hmmm..
never noticed this maybe

so this means if the middle seat is empty, we can get more space sitting in window or aisle .. seems interesting specially for me intra europe flights of 3hrs !!
will try to check it out today evening itself if middle seat is empty^