[Scribbd]

> As for my original sync problem? After all of that – decompiling an APK, reverse engineering a binary protocol, writing a BLE exploit script – it turned out the issue was on my phone the whole time. Not the cycling computer. The phone.

I can feel the pain.

[deckar01]

I think about troubleshooting like OBST with test cost. Systems are a linear chain of points of failure. The more knowledge you have about how hard components are to test and which components break more often, the easier it is to choose the tests that optimize your time.