Not necessarily a coincidence. Apps can gather enough data from accelerometers and other sensors in your phone to detect what you're doing.
https://dl.acm.org/doi/10.5555/1620092.1620107
Not necessarily a coincidence. Apps can gather enough data from accelerometers and other sensors in your phone to detect what you're doing.
https://dl.acm.org/doi/10.5555/1620092.1620107