Re: pretty dumb question
Drums are round because they are the first instrument. Drums are an homage to the sacred tradition of life, a gift of the sound of a beating heart meant for the Gods to hear and bestow bountiful harvests and sucessful hunting. Life is omnipresent, it has no beginning and no end, as reflected in the drums round shape.
If ya can't dazzle em with your brilliance, baffle em with your BS, that's what my Daddy taught me.