Ambient Findability by Peter Morville The unconfirmed error reports are from readers. They have not yet been approved or disproved by the author or editor and represent solely the opinion of the reader. Here's a key to the markup: [page-number]: serious technical mistake {page-number}: minor technical mistake : important language/formatting problem (page-number): language change or minor formatting problem ?page-number?: reader question or request for clarification This page was updated June 13, 2008. UNCONFIRMED errors and comments from readers: (3) 3rd paragraph; Questions should begin with 'whom,' because they are objects of the verb 'ask.' (There are two in this paragraph) (5) 3rd pargraph; Question should begin with 'whom,' object of verb 'trust.' [65] Boxed paragraph; According to Metcalf's Law, the value of networked systems increases polynomially, +not+ exponentially: Network utility is proportional to the square of the number of nodes in the network. It does _not_ increase exponentially. {169} footnote; The text on the top of the page 169 (lines 3-7) seems to be a quotation from the Malcolm Gladwell's book "Tipping Point", but the reference in the footnote is short ("Gladwell, p.141") and arranged as if its source is another Gladwell's book ("Blink", quoted on the page 157).