2008 in Hindsight (from UK indie-dev Introversion)
forums.introversion.co.uk
forums.introversion.co.uk
I've had something like this happen to me before. The managers were convinced there must be something wrong with the statistics and reporting code, which I wrote, but I kept checking and nothing seemed wrong. We knew numbers would be down, but not as down as they were.
It's interesting to be on the front lines when you know things are about to get really bad.