It would seem that more than function itself, simplicity is the deciding factor in the aesthetic equation. One might call the process beauty through function and simplification.
Raymond LoewyBetween two products equal in price, function and quality, the one with the most attractive exterior will win.
Raymond LoewyThe most reliable appliance has simplicity and quality, does what is demanded of it, is economical to use, easy to maintain, and just as easy to repair. ...It also sells best and looks good.
Raymond Loewy