If I'm not mistaken the court crafted their opinion to apply "at least" to technology "not in general public use", and was somewhat ambiguous as to more common

If I'm not mistaken the court crafted their opinion to apply "at least" to technology "not in general public use", and was somewhat ambiguous as to more common devices. I share your concern for what will become of privacy as exotic new surveillance techniques become widespread. The legal treatment of expectation of privacy seems tied to whatever is the societal norm of the age, and that mark has shifted dramatically in my lifetime.