Designed for rough concepting and creative brainstorming, Inkling bridges the gap between paper sketching and digital drawing by giving users at the front end of the creative process a way to rough-out ideas with real ink on paper and capture their concepts digitally so that they can be later refined on their computer.

ENGADGET: Wacom Inkling smart pen does drawing the old-fashioned way -- sort of (video)

Even if one does not like what comes off Mr Eichengreen's drawing board, his effort is worthwhile, since he also provides a handy rough guide to some of the alternatives.

ECONOMIST: Rise.Fall.Rise?