The Answer Is Always 42 - Mug

Deep Thought spent seven and a half million years on this and produced two digits. The trouble was that nobody had written down the question.

• Works at the desk: Wide handle, stable base — no wobble across a cluttered reading table.
• Print that stays put: The design will not fade out after a fortnight of washing up.
• Two sizes: Choose 325 ml (11 oz) for a normal morning or 445 ml (15 oz) for a hard one.
• Instant secret handshake: Anyone who has read the book will nod at you across a room.

The answer is settled. The question remains an open project.