Yeah, if they're going to market this as kid-safe, they need to have videos of what happens when child-size fingers are intentionally fed into the machine, when hair is intentionally fed into the machine, etc.

Almost by definition, you cannot presume (as a product designer) that children will be capable of thinking of their own safety; which is not the same as a parent who knows their child, making the decision to expose their child to developmentally-appropriate risk