More powerful lights, a new app and a new website are the backbone of Philips' Hue 2.0, but it's the Apple HomeKit integration that will probably tempt most of the smart, Wi-Fi-connected multi-colour LED lighting system's new buyers. The new Hue 2.0 Bridge is the heart of the setup, and it sounds like we're finally getting to a point where Hue is a feasible lighting solution for a smart home.