the.com/legroom

The space airlines sell you twice: once in the ticket, once in the upgrade.

means The space between your seat and the one in front of it, into which your knees are legally but not always physically permitted to fit.

from A straightforward compound of 'leg' and 'room,' both old Germanic-rooted English words, stitched together in the 20th century as planes, trains, and cars made the gap between seats something worth naming — and, eventually, something worth charging extra for.

average economy seat
shrunk about 5 inches since the 1970s
measured as
seat pitch, not actual leg space
premium economy exists
because this got scarce enough to sell
tallest problem
over 6'2 means knees meet the tray table
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