It's a rather short article...
(N)TL;DR: back should mean back. Sites that continue to make back do something else will get lower rankings in search results, which means reduced traffic and revenue.
Comment on Websites that hijack your back button must stop by June 15 or face Google's wrath
nutbutter@discuss.tchncs.de 2 months ago
Tldr?
doc@fedia.io 2 months ago
slazer2au@lemmy.world 2 months ago
Pressing the back button must take you back to the previous page you were on or else google will lower your page rating.