This isn't some controversial stance. It's not arguing against sportsmanship. I am saying that being forced to shake someone's hand and tell them "good game" whether it was or not is idiotic.
In your wife's presence, tell your DD "You don't need a wedding. It is idiotic to be forced to say those vows." Tell us how that works out for you.
Post-game handshakes are a ceremony. What an individual gets from any ceremony is based on what the person puts into it.
If a player or coach expects nothing from the post-game handshake, then they get nothing from it.
If they put some effort into being present and participating mentally and emotionally in the post-game handshake, it can be a rewarding experience.
These guys look very sincere, and hockey is one of the most physical games around.