Ok, but it is not very ethical. I bought their device with a good faith, that I will be able to perform most mobile computational needs with it - the device was

Ok, but it is not very ethical. I bought their device with a good faith, that I will be able to perform most mobile computational needs with it - the device was advertised as such. Now, my need includes also to manage my crypto-currencies wealth, and Apple doesn't allow me to do that, without even properly explaining why. Now, I can potentially lose money due to this policy. So, I agree it is legally ok, but not morally ok.