Image via Yanko Design Shown off on Yanko Design is a concept for a rotary dial on the end of a faucet. The idea is that we are the best judge to know how much water we need, so this is a nice water-saving middle ground between the faucets that stay on when we turn them on, or that are timed, but usually for too long. But are we really good enough at deciding just how much water we need
See more here:
Is a Timer Dial on Taps A Smart Water Solution?