Just part of the whole valuing property, in this case intellectual, over actual labor and people that our species loves so fucking much.
Imagine if IP from drugs to technology to fiction had a 5-10 year max window before other people could work with and expand on it. It would be a better world for most.
Oh you only get to make exclusive income on that thing you came up with for SEVERAL YEARS OF YOUR LIFE before you need to contribute in other ways to keep making money, boo fucking hoo. Where's the sympathy for people working 2 jobs, burning their life up to meet basic needs, who don't get several years of passive income on an idea that popped into their head 4 years ago.