https://www.mobileread.com/forums/showthread.php?s=f3cc6eb5f030efbd7772f94c1230474a&t=185102
K4NT unbrick problem Kindle Developer's Corner
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https://www.tomshardware.com/how-to/maker-uses-raspberry-pi-to-unbrick-dollar2000-stationary-bike
When Flywheel Sports discontinued support for their home bike's app, one maker developed a solution using a Raspberry Pi.
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