XTR cranks coming lose!/

For those who have the new XTR crankset - has your left-hand crank arm ever come lose? Mine came lose on the ride home today, even though the bolts etc. were tightened to the correct torque.
2011 Yeti ASR5 carbon: http://www.pinkbike.com/photo/5817307/
2012 Wilier Cento Uno:
http://www.pinkbike.com/photo/7134480/
Commute bike: http://www.pinkbike.com/photo/9065383/
2012 Wilier Cento Uno:
http://www.pinkbike.com/photo/7134480/
Commute bike: http://www.pinkbike.com/photo/9065383/
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I believe in only 2 things in life.
1) Drink is not my friend
2) D-Locking cnuts