I’m fairly certain that I haven’t played 8,400 games in my entire life, but that’s the number of new releases that rolled up their sleeves and threw down for Steam users’ time and money last year. That is, obviously, a lot. But it’s not that much more than the number of games released on Steam in 2018.
Source: Kotaku – Annual Steam Release Numbers Used To Climb Every Year, But In 2019, They Held Steady