Just go to any Apple Store . You can easily see it for yourself . Too heavy . Still a burden . 4 . 46 pounds is not a heavy burden , and the new ones are less than half a pound lighter . You ' re being completely ridiculous right now . <| sep |> 1 Because they can see in all directions at once , are paying 100 % attention to what they ' re doing and everything they see , and can react thousands of times faster than a human driver to any changes . 2 Are you talking about cruise control on a stick shift ? <| sep |> You have NO IDEA how many swings we take in the pro shop when it ' s dead . I have a permanent dent in the floor , and had to move my spot as a result DAlso , when giving lessons , a lot of times you go through the motions of the fundamentals , even if you ' re only hitting two or three balls over the half hour 45 minutes .