Y'know, some sort of world-building thing that's basically world-building, setting, info-dump sentence--but if it relates to this kind of, y-know, concrete thing, and then you immediately follow it up with some sort of concrete thing, you can see how couching that in there keeps the reader in, builds your world, and does it in a really engaging way, as opposed to two lines of dialogue, and then eight sentences of reminiscing about the character's past with their father might... do. 