Assuming he doesn’t abstain from water-containing foods, he might live longer

Incorrect, the two beings are not one organism. Otherwise, a person with a botfly infestation would a centipede or a millipede lol

It’s predictable because that’s how our brains work- we need context to understand such large numbers, so until you have the context, you skip parsing it.

This actually seems quite reasonable, it can give you a pretty good idea of how strong winds are if you’ve not experienced the distance between 40kmph and 60kmph before