I find that a little patronising!Because new students are superficial.
Then why give them out? Why? Avoid the misunderstanding and don’t give them out.Along with how to apply the techniques they learn, they are taught that the belt is not important. The knowledge it represents, yes, but the belt? Not so much.
Are you good at ikebana?I have visited new schools and worn a white belt. I don't think anybody believed I had no idea what I was doing.