I am quite grateful that they rewrote so many tools that I had been using. Upgrades were super painful with them split into a dozen separate packages, I routine

I am quite grateful that they rewrote so many tools that I had been using. Upgrades were super painful with them split into a dozen separate packages, I routinely ran into incompatibilities and had to pin to specific versions to deal with transitive dependencies. Given the state of python packaging and tooling, I'd say that consolidating the tooling is a big win in and of itself, and with the tremendous speed wins on top...