For instance, here's discussion about a blog post titled So you want to compete with or replace open source https://news.ycombinator.com/item?id=40993787
With no copyright, it would be akin to using permissive BSD-style licensing, which is by no means everyone's preference.
I presume you don't hold that IP is an obsolete idea of a bygone century, as ysofunny put it.
For instance, here's discussion about a blog post titled So you want to compete with or replace open source https://news.ycombinator.com/item?id=40993787
With no copyright, it would be akin to using permissive BSD-style licensing, which is by no means everyone's preference.