I'm glad I'm not the only one who noticed that. Only, get this: The data is already timestamped on the AT&T site (where I took the screenshot), so 'it's already in their billing'... they're just reaching back for usage into the previous period:
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leoofborg.tumblr.com/pos ··· idnt-endSo. AT&T's 'specious argument' is looking a bit like fraud.
-Leo