Your notes will not include evidence of “searched” within them. Population data is important to government but so is confidence in the secrecy of your notes, even after death. How much easier to accept the small loss of liberty inherent in an identity card? Then we can attach “tax code” and all sorts of other information, possibly also Medical Records for those who prefer to keep them on their person… So many records are lost and unavailable in out patients or when a patient presents at a different hospital. NHSreality suggests some readers may prefer to trust themselves than the pithed politicians.