Quickie: Follow-up on Smartpen: rewriting the record

I wrote recently about the blog post on Colin Jervis's FutureHealthIT blog about the SmartPen (Future Health IT: Smartpen: rewriting the record). I tracked down a fairly detailed albeit two-year-old description of the underlying Anoto technology on the Wave Report. You can read it at http://www.wave-report.com/conference_reports/2004/Anoto2004.htm.