They're not the one with reading comprehension problems. OP said the air fryer removes that moist air more quickly, which would dry it out faster.

Dude.

The first sentence:

it moves way more air than a normal oven, thus removing water vapor faster.

Says that the sentence you quoted applies less with an air fryer than a conventional oven.

This water vapor that partly steams the food [is removed more slowly in a conventional oven], resulting in moisture saturated air that in turn prevents more moisture from escaping