After the latest update, whenever you try to open the camera, the phone gets hanged for a minute or two. It responds very slowly. Also there's a black vignette type of spot at the bottom right side of the picture whenever you try to take wide angle p...
Ignoring the wifi logic, I guess he was right in the point that there can be a bug in the latest update and we have to wait for the next release to see if the issue is fixed