Amazon hopes to track your sleep habits with radar

Google's latest Nest Hub might not be the only device to track your sleep using radar. Bloombergreports that Amazon has received an FCC waiver to let it use 60GHz radar for sleep tracking. As with Google's tech, you could check for sleep issues without having to wear a device like the Halo band. The technology could also be used for gesture navigation, particularly for people with mobility or speech impairments that would prevent them from using conventional commands. Amazon wasn't shy about dra...