Exactly. People will feel invincible and feel they can do anything on the ice. However, you're also forgetting that the person's head is their head, and there's a brain inside that you need to protect. Sure, they're wearing all this equipment, but you can still give them a concussion. You kind of lose that sense of the responsibility to take care of your body and other people's bodies.
That's another factor that can play into it right now, but there are lots of factors, for sure.