There's but a few commits in this release, but we've made a big change to how AVA manages its test workers 👩🏼🔬👨🏼🏭👨🏿🚀👨🏻⚕️👩🏽💼. Highlights Default concurrency We now cap the number of concurrent workers to the number of CPU cores on your machine. Previously AVA started workers for each test file, so if you had many test files this could actually bring things to a halt. 465fcec You