I have said for years the 2 main reasons for the Simpsons decline has been new writers not familiar with the characters history & rehashing it, making a mess of the canon.

This show lost it's mojo in the 3rd season. Since then it's just been softcore porn with almost every scene ending in sex or a fight because of conflict due to sex. It was good when in the first 2 seasons Hanks infidelity was a symptom of his writers block, but then they started to just make any excuse to show a 50+…