In February this year, I published Engineering Ubuntu For The Next 20 Years, which was something of a manifesto I pledged to enact in the design, build and release of Ubuntu. This week, we released Ubuntu 25.10 Questing Quokka, which was the first full engineering cycle under this new manifesto, and it seems like a good time to reflect on what we achieved in each category, as well as highlight some of the more impactful changes that have just landed in Ubuntu. In that first article, I outline f...