That's not great, but it's not the same as the Mr Robot thing. That much has already stopped. This is a different thing that similarly won't happen again now that backlash has occurred. A different cause of a plane crash that has now been analyzed to prevent in the future, going back to that analogy.
"Firefox displayed a pop-up ad for Mozilla VPN over an unrelated page" (https://news.ycombinator.com/item?id=36077360)
"Mozilla stops Firefox fullscreen VPN ads after user outrage" (https://news.ycombinator.com/item?id=36085642)
That's another incident that just shouldn't have ever happened to begin with, in my opinion.