(29 Oct 2017, 8:15 pm)omnicity4659 wrote E400s trialled on X12 and Geminis trialled on X18.

Can only go well....

But surely logic dictates that, if the Gemini can't perform well on the X12, it doesn't stand a chance on the X18? Don't they already know how an E400 will perform on the X12, enough of them have been allocated to it.