1) Looks like a submarine.<p>2) Someone who wants to record the show could easily do it even with these checks.  I expect there&#x27;s another motive.<p>3) Dave Chappelle has had some difficulty with audience interaction in the past, and this may be a way to keep the audience more focused on the material and performer, increasing their enjoyment of the show.<p>I hope he&#x27;s as funny as he used to be.