All four shortlisted bidders for the new Thameslink train fleet are expected to submit fully funded finance packages.
At an optimistic £1.5 million per vehicle that means ringing commitments totalling £6.6bn.
In these turbulent financial times that much finance simply doesn't exist.
Particularly when the customer is calling for price cuts on leases it was happy to sign less than a year ago.
Particularly when the customer is calling for price cuts on leases it was happy to sign less than a year ago.
So DafT has asked each bidder to come up with funding for a quarter of its fleet on the basis that the commitments from the three unsuccessful bidders can be transferred to the winner's financial pot.
Railway Eye finds it hard to believe too, but we are assured it is true by a harassed looking man in red braces down to his last Porsche.