I don't know. If I can't see the little score increment or decrement in response to my up/down vote, I find I have very little urge to actually click either but

I don't know. If I can't see the little score increment or decrement in response to my up/down vote, I find I have very little urge to actually click either button. With no visual feedback to tell me "Yes, that click actually changed something", where's the satisfaction in voting?