If you don't know someone and they start badmouthing you the best right of passage is to continue with your own conversation.
And to answer your question, Video games are a form of visual entertainment. To both the well versed and the newcomer gamer, the art style has to be enticing. If I made all the sprites of my game a picture of a white vase then it wouldn't be as intriguing as a game with well-designed sprites. However there is certainly a balance that developers normally understand, of course in a perfect world it would be fantastic to have a game with all the bells and whistles possible, but it comes down to going with one extreme or the other. Some games live off their fantastic visuals while others for their gameplay. Some people kick up the ol' gauntlet or whatever and play because its gameplay is fantastic, while others play games such as uhhh
The unfinished swan or fez because of it visuals
really it depends on the game so both of you are wrong and right