This is not new. Staedler has had something like this for some time http://www.staedtler.com/digital_pen.Staedtler http://www.staedtler.com/digital_pen.Staedtl

This is not new. Staedler has had something like this for some time http://www.staedtler.com/digital_pen.Staedtler http://www.staedtler.com/digital_pen.Staedtler On the other hand, I'd like to hear some impressions from people who tried this themselves.