It's great the 'Ruffdus' are being proactive about jets but lets not get ahead of ourselves here my dear fellow aviators:-) It's still Approx 3 yrs away & a lot can change in that time frame besides the jet is still to meet it's design specs (having not even left the ground as yet), am sure all deposits will have a 'get-out' clause just in case it's a lemon.
Wmk2