I'm pretty sure that no one is under the illusion that these are not miracle machines and are well aware that they are small ovens with a fan assist, although many have different functions* that if you were to buy all the ovens that could offer what these do, you would need very deep pockets and a kitchen the size of Masterchefs studio.
*Steam/airfry
*Dehydrate
*Probe cooking
and much more to boot.
I'm not suggesting that you've written the same in this thread titled 'Air-Freyer' a few times but
In answer to the question from
@Rexxar
Yes these would suit a larger family, or if batch cooking is desired.