IIRC for Single vs Double the difference is they will enforce the “form of a question” part. In either round, they will let you mangle the pronunciation as long as you don’t insert or omit phonemes beyond what could reasonably be the result of only having read the word.
So “Alexander Dumb-ass” would be fine, though you’d likely get some gentle chiding, or maybe even have to refilm the question (“portions of the show not affecting the outside have been edited”) afterwards, but if you were expanding NASA and left the ‘s’ off the end of “Aeronautics,” it would be wrong.
So I guess the drought finally eased, and the reservoir that supplies the fresh water for the locks is doing better, but yeah, even with a new dam that should finally get started soon, the canal probably has 50 years or less as a viable commercial route, though honestly 150+ years isn’t a bad run as an economic project, and one of Jimmy Carter’s most humane legacies was overseeing its transfer back to the people who were dominated into letting Americans build it in the first place.