You've sat in an awkward seat the last 30 years, what harm is another 10 gonna do?
Meet the Little Printer. This adorable little guy from design firm BERG is a smartphone-controlled micro printer that can print anything from designs to receipts to to-do lists. It's scheduled for a 2012 release; no word yet on its price or what to do about ink or paper replacements.
Deviant Artist Midnight Angel put together an arm blade stylized after the ones used in the Assassin's Creed video game series. Using a drawer opening mechanism, a spring for a screen door, and a throwing knife, the weapon works surprisingly smoothly. The full instructions are on Angel's page, and you can see it in action below.