The six Android Wear 2.0 changes you should check out first

In case you haven’t heard, Android Wear 2.0 is here. Well, almost here. The first two watches to run it will be released on February 10, and within weeks, a whole assortment of new and old watches will be able to take advantage of the new features, which are nearly nine months in the making.
But while the new version of Android Wear isn’t all that different from the version that was previewed at Google I/O last May, it is a pretty major upgrade to the long-in-the-tooth wearable OS o