Apple Watch Series 3: Six reasons why it's a must-upgrade

Apple’s smartwatch just got a whole lot smarter. Apple Watch Series 3 has arrived, and while it didn’t get the dramatic redesign we were hoping for, its improvements on the inside more than make up for the sameness of the enclosure. (And if you need people to know you have the latest model, there are some cool new colors too, like ceramic gray and a different shade of gold to match the iPhone 8.)But what makes Apple Series 3 such a monumental upgrade isn’t fashion, it’s f