Dbate
I would imagine the topic transcends time, but I acknowledge what you're saying.
Dufo
Yes it will be expensive but so is carbon/emission trading.....and we all know how well that's going.
That said EASA need to step up to the plate and bring Europe up to the same standards as the US and Canada. For too long we've been hanging onto their shirt tails on this subject
Not wishing to minimise anyone in Europe but we are playing catch up.