Like many people, I love to ride my bicycle to get to work. However, as you can imagine, mornings in Switzerland can get rather chilly, and I needed a way to check the temperature outside – so I bought a little weather station called Netatmo. Around the same time, I discovered some fancy new bulbs from Philips called Hue, which consist of three LEDs that can emit light covering nearly the entire visible spectrum.
What do these two things have to do with each other? Nothing at first, but I started thinking about connecting the two devices – so that the light would indicate the level of outside temperature at the blink of an eye. It worked marvelously, and I started to explore other ways to use the bulb.
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