That would shatter the narrative these people are trying to push: that Hollywood has only recently been engaging in "wokeness". In reality, like you said, just about any movie or TV show could be viewed through the same lens and yield similar results. Hell, here's a great video where the author literally does this: https://youtu.be/MZtRabDCLyY. Timestamp 14:25, but the whole video is a good watch.