Originally Posted by sswords
I do some of that, but it's not the problem. With background data turned off, even if I watch some youtube or tether for some time, the bandwidth stays under control. As soon as I turn on background data, I'm using around 50MB per hour, for no good reason, it seems.
Yeah, tell me about it! I am going through the exact same problem and was wondering if you figured out a way to find out the offending app. Please let me know.