No, it is not "my opinion". It is instead how the law works. Apple tried, and failed, to sue people for doing things with the phones that were legally purchas

No, it is not "my opinion". It is instead how the law works. Apple tried, and failed, to sue people for doing things with the phones that were legally purchased by the individual. If you install something Apple doesn't like, it is your full legal right to do so. The courts proved this.