iPad's hardware is already a perfectly usable general purpose computer. It is very portable, unlike your fridge, and has powerful processor and high-capacity battery, unlike your watch. The only problem preventing its use as a general purpose computer in a sense of Macbook is a lock by the manufacturer, which prevents loading a proper OS on it, and the absence of hardware specs, nothing more.
iPad's hardware is already a perfectly usable general purpose computer. It is very portable, unlike your fridge, and has powerful processor and high-capacity battery, unlike your watch. The only problem preventing its use as a general purpose computer in a sense of Macbook is a lock by the manufacturer, which prevents loading a proper OS on it, and the absence of hardware specs, nothing more.