@Nikolai_Kingsley Good question, but the way you asked the question does remove yyour ability to answer properly.
1) Does the inteligence of your intestinal flora affect it's state as a passanger on a cruise ship?
2) If you have a ton of pasangers on you and you are a a cruise ship for them, Does that change what you are in an important way?
@Nikolai_Kingsley
I don't think they are even driving themselves.
Nobody is driving. It all is just one long chemical/fyzical reaction...