I have found out that they do make up for it. And in a more interesting way at that.I almost thought the same thing. But honestly, given the Wii U's relatively low install base and the fact that Twilight Princess doesn't exist on Switch, not many people have a way of leveling up the amiibo, making it a bit of a niche function.
Went to Hateno just to check up on the old neighborhood. Turns out someone else is living in Link's house.