Google Alerts led me to Reddit (at https://www.reddit.com/r/VFIO/comments/s5joe6/comment/hsy7jmx/?utm_source=reddit&utm_medium=web2x&context=3) which led me to this article about Zero-Drop Network Stacks: https://saeed.github.io/files/zd_conext19.pdf Is there any "there" there?