Popular message-swapper Nintendo Letter Box got an update today that lets you write and draw with coloured ink. European 3DS owners can simply scan the QR code below to go straight to the update ...

Use different-colored letters and different interlocking patterns to create unique effects. To create interlocked text, you must first create objects from the letters making up the text.

Derek Brodie, 42, sent more than 200 letters, each containing a white sheet of paper with the word “anthrax” written vertically in multi-coloured block letters, according to the FBI.