This detail of an in kernel allocator isn't very important or novel, but Linux changes are easy to report on since they're done in public, so they get articles.
it's not weather its interesting for me or you but weather its interesting enough for HN readers to interact with it in the comment section ...
and I was wondering how something which seemed to be not leading to much engagement at all ended up on the front page, I wasn't complaining or saying it's bad, just wondering