What he isn’t thinking about is people who have back issues like me. If I tried to sit up like that I’d be miserable. Some can’t sleep sitting up. There are a ton of reasons.

Instead of getting mad at the person in front who reclined, get mad at the airline executives that created this situation.

I’m reclining. Those that don’t like it, can ride on the wing, or in luggage (if they like being cramped and uncomfortable).