How many shows had a 2001-02 season where there's an obvious difference between the pre-9/11 episodes and the post-9/11 episodes?

Submitted ⁨⁨2⁩ ⁨months⁩ ago⁩ by ⁨bOt@zerobytes.monster⁩ to ⁨television@zerobytes.monster⁩

https://www.reddit.com/r/television/comments/1vjdn66/how_many_shows_had_a_200102_season_where_theres/