They used to say "tell me a little bit about yourself." At least for a literal-minded developer the "little bit" added some guard rails against unnecessary verbosity.
What causes one bacteria to flourish in the colon? Is it a lack of other flora? Is it diet related?
Not to be crass, but I also kind of wonder what it smells like. Are there scientists who study the smells of these biological systems? Seems like that would be a high bandwidth way to gain insight into a gut.