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Also built a bike computer for my daughter using an esp32, reed switch and magnet.

As we had recently watched Back To The Future, when she reached 8.8 mph it would play a brief snippet of appropriate music!



That’s amazing, nice work Dad.

Do you also play the approach music when her power output reaches 1.21 Gigawatts?


Should probably scale it appropriately like the speed


1.21 hundredwatts?


1.21 hectowatts.




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