Originally Posted by
tdracer
Loanwolf, I also saw something recently that - while the Osprey had issues early on, if you look at the accident/incident rate for the last 10 years, it's actually better than any of the Army's rotary wing assets.
Wait a sec, one of the first lupine roles of engagement is
neither a borrow nor lender be! 
Loansharks, on the other hand, have no such scruples.
As to the content of your post, I guess I was too vague with "it's a mature system" so thanks for the insight.
( suspect that the Navy Safety Center or NAVAIR had the per 100k rates for all naval aircraft by period, though I've not been to their web site of late.
(PS: Loren THompson made that observation back in 2011. "In the last ten years, the V-22 has the lowest mishap rate of any Marine Corps aircraft).