It changes because it's assigned from a pool of IPs. ISPs do this because it requires fewer IPs as not all customers are connected at once. They normally charge more for static IPs however when I searched I couldn't find any information about Sky static IPs so I presume they don't offer them. When e...

So it works via WiFi and 3G but not standard networks? Seems like some kind of data or speed limitation by the mobile operator. Might even be one of those mobile networks that compresses the HTML on data connections, which might have broken mChat. Or they might be removing javascript. The point bein...