Bertie you can bet your last dollar that the profile will have been beaten to death by numerous operators, synthetic or otherwise.
Level D sims are in danger of pricing themselves out of the market place. Level B++ is all that is needed to meet standrads these days and they are half the price of a Level; D.
Irish Steve: I enjoyed your overview -seriously, I did. However might I be permitted to suggest that (and I can only speak for the UK) the civilian rotary world, on the whole, has its s*it in one sock! The big operators and the CAA agree on most things and our systems and safeguards tend to protect us from most evils out there.
We might need to draw breath remind ourselves that in instances such as this one - it is human error that spoilt the show, nothing else???