The elegant simplicity of the wheel combined with the elegant simplicity of the water-tight barrel, executed in cheap and durable plastic, with the added brilliance of an axle made exclusively out of negative space gives the modern technophile reason to take a step back, breathe deeply, and give respect to those designers who can embrace first principles.
The icon of good interaction design for this century, the Q-Drum is a design that recognizes people, experiences and technology; by asking not just, "What can we do?" but also "What should we do?" [Hans and Pieter] Hendrikse have designed to change behavior on a local level as well as a system scale. The pursuit of clean water is a global necessity, and Q-Drum is a simple design that has reduced the emotional and physical burden of those in developing nations.
It is lacking bling — Swarovski crystals for one. I'm looking forward to its evolution with silver-iode filtration and purification as it is rolled to its destination. There would be less drag if it was slightly narrow-waisted — it would make it more maneuverable as well and spare countless Formicidae (ants).