Content companies think it is unfair for them to be required to spend resources on scouring the Web when their pirated work helps service providers make money.
Service providers think that it is unfair for them to be required to spend resources on scouring the Web when a content company's pirated works helps content companies make money from the free advertising.
A doctor needs informed consent to do an X-ray because of the risk from radiation. Why do these people think that they can irradiate people just because they want to? At least, as I understand it, at the airport you can decline to be irradiated and get searched the old fashioned way. With this you have no right to decline, or even knowledge that it happened.