… privacy is mostly a settled issue in the physical world, and a grace of civilized life. Clothing, for example, is a privacy technology. So are walls, doors, windows and shades.

Private spaces in public settings are well understood (…) . This is why no store on Main Street would plant a tracking beacon in the pants of a visiting customer, to report back on that customer’s activities — just so the store or some third party can “deliver” a better “experience” through advertising. Yet this kind of thing is beyond normative on the Web: it is a huge business.

💬 Doc Searls