Copyrights are basically a long lineage of shitty laws on top of older shitty laws all due to people lobbying to become rent seekers, most on works that they themselves never created.

Unanimously approved by Congress to implement a treaty obligation

as this was the mid-late 1990s, both the law and the treaty obligation did not consider the future state of the internet, and it mostly focuses on physical but electronic mediums

distinctive bills to patch the DMCA have largely failed due to general partisan paralysis in Congress for decades now, it simply needs to be a rider in must-pass bills but so far it hasnt been

Follow the money.