There are important principles behind everything we do with titles. In this case the principle is that HN works better when the focus is on content over personalities, so we edit out most author names and/or celebrity names in titles. This has been consistent for a long time:
https://news.ycombinator.com/item?id=7518157
https://news.ycombinator.com/item?id=7668408
https://news.ycombinator.com/item?id=7950730
https://news.ycombinator.com/item?id=9671822
What it reveals is that he had a very firm grasp on advanced computer and operating system architecture. He describes the requirements for an interrupt-driven concurrent system which has two levels of protection: a user and executive mode. Moreover, he recommends a small, well-debugged kernel be used, architected in such a way that errors in other pieces such as peripheral drivers, are recoverable. It's almost as if he's hinting at a micro-kernel architecture.