You'd have to ask the individual schools about that, I have no idea what their reasoning is. Unless there is a need for it in a particular field, I think gen-ed stuff should be up to the student to decide, which it largely is.

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Think of how stupid the average person is, and realize half of them are stupider than that. -George Carlin

“Never argue with stupid people, they will drag you down to their level and then beat you with experience.” -Mark Twain

“When a great genius appears in the world you may know him by this sign; that the dunces are all in confederacy against him." -Jonathon Swift