Every time I go to cut food, I always get annoyed by the hand opening. I’m not always handling the board so much to need a hand hold. It’s always laying flat. The only time I need the hand hold is when I pick it up.
Then today, I realized … it’s a melee weapon.
In winter, mostly preschool aged kids use these to slide down a snowy hill:
Used as you describe they’re just as dangerous. Hitting someone with the edge can do serious damage. And they do.