This has changed. It's hard to tell they're fake. For example, each reload of https://thispersondoesnotexist.com/ produces a new computer-generated image of a person.
This is exactly why I read hacker news. This is both perturbing and amazing all in the same time with all the links you need to understand how it works under the hood. Thanks!
https://gaminghistory101.files.wordpress.com/2014/11/goldene...