The Problem with Giants in D&D

When it comes to DnD Monsters, Giants are one of those that should be a D&D staple, so why are they not that popular of a monster?
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Check out The Giant Plot Hooks!
https://docs.google.com/document/d/e/2PACX-1vQH8y61Vq1EENJWncoZMDtW-hKNJ81CG4-uD6h8G05kCm5vu1m7CfmqnGkrkqU8E0RXcxSRxvgIcvkT/pub

Check out the Hit Die Productions Butcher Barbarian!
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Video Editing by the amazing Bia: https://twitter.com/BnazF
Writing, Illustration, and Narration by me: https://twitter.com/antodemico
Additional sketches by the amazing Fey: https://twitter.com/feymilde