This image has been circulating as the cause of the outage. Can't confirm either way: http://i.imgur.com/zoX08TY.png
If true, perhaps someone learned the value of BEGIN TRANSACTION today.
Note: This is a critique of "corporate IT services" essentially, overpriced and underperforming
Not saying that I think Oracle DB & MSSQL is unbeatable, I'm asking because I am trying to see what exists outside my little biased view.