If Shirley lost £1,000,000 and a body part as a result of the ISP’s actions, she’s affected more than somebody who’s merely annoyed and feels their human rights have been breached.
The point about surveilance is it doesn't effect anyone, until it does - and then everybody gets arrested in the night. We're just a couple of decades out of the twentieth century - and if the more bloody-handed of the last century's regimes had today's databases, they would have been far worse.