Definitely the most eye-catching device we have in our range is the huge new Dot Matrix Display panel, which comes bundled with a ribbon cable and an adaptor designed to fit standard Arduino headers to make it really easy to get started. It's attracted a lot of interest over on the Freetronics Forum, with new features being added to Marc's driver library very rapidly.
John Boxall (of Tronixstuff fame) has just posted a review of the DMD along with videos showing it in action. Check this out:
You can read his full review on the Tronixstuff site: