[kapuasuite]

The only compelling reason is to give broader and cheaper access to past works. If you don’t find that compelling then I don’t know what to tell you. What’s the compelling argument for them to exist as is?

The big extensions came in the mid-70s and late 90s, well within living memory. According to your own link they nearly doubled the average duration and pushed it over 100 years.

[dahart]

Where do you get a doubling of the average copyright term?

> What’s the compelling argument for them to exist as is?

You’re asking why does copyright exist?