ipad works great in those scenarios because its more "kiosk" than "computer"
but for work where you actually need to create things and do things that don't fit the mold (custom software dev, use multiple apps at the same time for creative work etc etc) a classic computer like a mac or windows/linux is far superior
but for work where you actually need to create things and do things that don't fit the mold (custom software dev, use multiple apps at the same time for creative work etc etc) a classic computer like a mac or windows/linux is far superior