My wife was complaining that she couldn't check in at any location yesterday because they all showed her being more than 100m away. Most of the locations are m

My wife was complaining that she couldn't check in at any location yesterday because they all showed her being more than 100m away. Most of the locations are marked by inaccurate GPS fixes in the first place. This morning when I was using it, all the iPhone app was giving me was error messages. I think FourSquare might have just jumped off a cliff.