Ripoff design?
Hang on, I'm sure I've seen other devices using screws to fix things to walls!
Desktop stands for iPads and other tablets there are a-plenty, but wall-mounting systems are rare. Vogel's, a Dutch specialist in such kit, is one of only two I've tried. Vogel's RingO tablet wall-mount kit Attach your tablet to the wall RingO, as it's called, is the pricier of the two, but not by so very much. The £80 …
So you can keep your hands free to do something else.
Using your imagination, think about if you're in the kitchen and are following a recipe you found online. On the wall you don't lose counter top space.
Or if you want to use it to talk to someone over Skype or facetime....