Aside from the annoyance of not being able to get to the links in the footer, whether we think it is good is a moot point. The more users interact and interconnect and integrate between desktop and mobile, the more they'll get used to infinite scrolling with on a mobile platform is the norm. And, since the world is going mobile by leaps and bounds, infinite scrolling will become de facto, the correct way of handling pages. The only question is how best to present it. The more tag - accordion - or some other creative way.