AAA companies might pump out a lot of FPS- though it's arguable that they also grind out all sorts of other reliable and less-than-groundbreaking genres, from flavor of the decade trends (MMORPGs/MOBAs/live service battle royales/extraction shooters) to annual sports titles to Assassin's Creed sequels. The Call of Duty machine aside, I'm not sure if FPS is as much of a cash cow as it used to be.
And if you look at this best-selling video games list, there's only a single FPS in the top ten (PUBG, which is technically also third-person):
It might be that they're targeting the 8 - 18 year old boy demographic, and that's always a huge cash cow, whereas older gamers have refined taste but don't spend that much money on games because they don't spend that many hours on gaming
And if you look at this best-selling video games list, there's only a single FPS in the top ten (PUBG, which is technically also third-person):
https://en.wikipedia.org/wiki/List_of_best-selling_video_gam...