Not sure about what you are getting at on your post oldtimer... I fly regularly in BC and haven't put one into a mountain yet, nor come close nor do I intend to. If weather permits and contact/visual/canceling are feasible what's the problem? I don't think anyone here is talking about blowing altit...

I wouldn't get too concerned yet. There will be snags with any new aircraft entering service. No doubt there's a steep learning curve associated with maintaining an A/C that's considerably more complex than the 1900D. And the necessary spares and supplies availability will be sporadic until mainten...