Good information on other uncontained failures. They can occur more frequently on engines that are nearly 40 years old and for one reason or another, are not well maintained. Now, I don't want you to think that I am making this up or a "sciolist" as you like to put it. So here are the facts, read on:
AD Aimed At Delinquent CF6 Operators | AVIATION WEEK
By the way, the CF6-45 engine was designed for the Boeing 747-100SR (short range), especially for ANA and their short routes inside Japan. Just thought you would like to know.