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parkerswebtoday at 8:01 AM2 repliesview on HN

I always assumed this is triggered by Bluetooth connection to the car?


Replies

havtoday at 8:09 AM

It’s likely based on motion through the gyro/accelerometers, it triggers on any vehicle I’ve tried. Works wonders on trains and subways as well.

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afliniktoday at 8:09 AM

It triggers for me on trains too, so I think it's just accelerometer + location

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