Excess Data Usage: The Denouement
And the culprit is Yahoo Mail - their server is apparently sending 25 times more data than it should, thus hammering your bandwidth and battery life. Microsoft is recommending at the moment to switch from scheduled to manual updates (hit the Read link for a how-to) while they and Yahoo work on a fix, which should be rolled out soon. Has anybody with a Yahoo mail account seen this?
"A planner is a gentle man, with neither sword nor pistol.
He walks along most daintily, because his balls are crystal."