from the link below: “Disney now has until 2023 to figure out how to extend that date once again”
https://alj.artrepreneur.com/mickey-mouse-keeps-changing-copyright-law/
well, the corporate owners (and their descendents) of Superman in 1938 and Batman in 1939 may have contributed to the the extensions of the copyright act as well.
We can hope that Congress has better things to do before then, or if all else fails, that Trump will use his Veto pen. Corporate abuse of copyright law has gotten completely out of hand.