https://rugbyheadcoach.com/devlog/ Notes from building a rugby union management simulation: what the match engine got wrong, how it was measured, and what changed. en-gb https://rugbyheadcoach.com/devlog/nobody-ran-into-the-gap.html https://rugbyheadcoach.com/devlog/nobody-ran-into-the-gap.html Wed, 17 Sep 2026 09:00:00 +0000 The defensive line had a hole in it about two thirds of the time. The attack almost never went near it. I nearly fixed the wrong thing.