A link with some reasonable points about "skull and bones", not decisive evidence but it is okay:

http://www.rotten.com/library/conspi...ull-and-bones/

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"jiu-jitsu is perfect it's people who makes mistakes"

In a debunking mood? Check this site: http://www.sherdog.net/forums/forumdisplay.php?f=54

You will always find conspiracies there. Open an account and expose them. But careful, they may call you a 'government sheep".