Head Rest?
Comfort is surely a game of tons of compromises and settlements if you are on the flight. All of us who have traveled a little are aware of this thing. You have to acclimate all your neighbor passengers. The one in front of you, the one seated beside you, and the one behind you. So occasionally when any fellow passenger sitting in front of you asks you if it’s okay to recline back you just nod your head helplessly.
This guy was maybe expecting just a little lean and not the complete lean. Having said that, it might work out. After all, he is finally able to relax his head and take a short nap.