”It admitted that "the pre-testing of the system routine proved to be insufficient". RIM added that the process designed to maintain the service in the event of a failure "did not fully perform to its expectations", causing a longer delay before the system was restored.”
We've all seen companies being forced to recall patches or have their customers systems disabled due to insufficiently tested changes. Despite the nuisance caused, RIM doesn't predict they will lose any customers because of this, and nor do industry analysts. Hopefully, though, they'll learn from this.