The suggestion there that you need an ethicist, it suggests at least to me that they're concerned about the addictiveness of the products. In fact, Tristan himself has written about that, and that's exactly what he says. He suggests that there should be, in the design world, a Hippocratic oath — just as in medicine doctors should “do no harm,” he believes the same should be true of designers of these kinds of platforms; that people who design tech, people who design social media platforms, should be forced to obey the same rules — do no harm.

Link: 'Irresistible' By Design: It's No Accident You Can't Stop Looking At The Screen

I like this idea, a lot. The problem is I don't think the tech industry will adopt it. Not unless the industry moves away from making money using an ad-based model.