I feel like this is the new "wellness" science that sounds good in practice, but lacks evidenced based studies.
1. The previous generation did not have laptops.
2. The previous generation did not nearly have as many programmer/hackers/<late-night-computer-user-moniker> as we have today
3. Because of #2, nobody cared if a really small percentage of the population lost sleep due to blue light?
They created things like Google/SEO, affiliate linking, facebook, twitter, pop-up ads, malware . . .
I feel like this is the new "wellness" science that sounds good in practice, but lacks evidenced based studies.