
In a bid to save electricity, I hang-dry all of my laundry, with one of those folding Ikea wire racks (above) that is starting to wear on me; setting the thing up and putting it away is an inelegant experience to say the least.
So it's with serious design envy that I look at Brabantia's Wallfix fold-away drying rack:

Alas, this design innovation doesn't come cheap; while Ikea's Frost rack is 20something bucks, the Wallfix will run you upwards of $140.
Biomimicry 3.8: What Would You Ask Nature
Changing the Face of Motocross
20 Years of Kikkerland
Discovering Chinese Design