The team knows Tony—he is a selfish, impulsive, playboy that doesn't work well with others. Which is why they don't understand why Pepper still works for Tony or why Fury lets him do whatever he wants. It's only when the team discovers that Tony is hiding something—someone, that it becomes clear they actually don't know Tony at all. (mentions of child abuse, tony's secret kid)

So maybe everything didn't work out perfectly for Harry. Still, most of his friends survived, he'd gotten married, and was about to become a father. If only he'd have stayed away from the Veil, he wouldn't have had to go back and do everything AGAIN.