Despite the Promise of Technology, the Mysteries of Sleep Lie Unsolved by FARHAD MANJOO


By FARHAD MANJOO

The Sense sleep tracker works well enough, but it is a reminder of how fundamentally useless these devices can be.

Published: February 25, 2015 at 07:00PM

from NYT Technology http://ift.tt/1AGDMFb
via IFTTT