 exactly being able to interpret that data is the biggest basically pain point when it comes to smart watches over the past few years i've been testing and reviewing wearables for about 10 years at cnet and it's really just interesting to see how that market develops over time and it's been a real issue that people just don't know what to do with all of this data yeah you wake up and you're like what does it mean if i've had an hour of rem sleep right what does it mean if i don't get enough deep sleep according to these sleep trackers so