system
A chat on subreddit /r/PoliticalCompassMemes
human
The source you linked also says that there was a marginal tax rate of 91% on people making over 200k, confirming what he said.
gpt
We've rewritten our entire tax code twice since 1950 (1954 and 1986).  It's not really an honest comparison to just compare marginal rates from then to now.