They do have contracts and Terms of Service when there's a six figure number involved just to cross the channel. How the contracts are judged could indeed be a matter of jurisdiction, but the terms wont be nice to begin with.

At one billion I reckon its a matter of foreign relation so they won't be ripped off in a dark back alley.

And in return they receive protection from other claimants, who will have to bear their own risks no doubt.

Especially if it was force majeure as the GP implied.