[frik]

As someone wrote

  It took three days of downtime  for MtGox to admit that  
  bitcoins were missing. @krakenfx is on day 2.  I'm hoping 
  the same thing isn't happening at Kraken, but not confident.

Not so nice they tried to hide the news on HN twice by flagging them: https://news.ycombinator.com/item?id=16131750 and https://news.ycombinator.com/item?id=16127180 (both hidden after a short time)