Yep, it does. But then again it is in line with how copyright works today: I can draw a Mickey Mouse comic for my child as much as I want, I cannot publish it.
And most parents would not have the time anyway to cut out "all the children's books". I love how I could create one that my daughter wished for for her birthday, but it is not a serious dent into our book spendings or library rentals.
Those engineers just got serious about their lifes. You can crank out way more products if you skip designing them, it is the engineer hustle ๐ง๐
And if they didn't decide yet, they could always just bolt more seats to the roof.