This seems very French, and also very irrational. Show me some causative data that the cruises cause these problems, and they might have an argument other than

This seems very French, and also very irrational. Show me some causative data that the cruises cause these problems, and they might have an argument other than "I seem to be having more trouble breathing" Disclaimer: Fan of cruises (and not initially, but Harmony of the Seas changed me somehow)