I think it's more of a tongue in cheek joke about the fact the US will undoubtedly refuse to extradite until legal proceedings against him in the US (and his probable prison sentence) concludes.
At least he won't have to be afraid of Kenyan cruise missiles or rockets.
But it may well end up in the Hague because of the callous way that this has been done and the amount of sympathy it has gathered all over the world and that would curb Altman's ability to travel considerably.