We're not using Yarn at Tilde yet, but I've been using it on Yarn itself and when working on Ember packages, and it's worked well. As far as performance, we hav

We're not using Yarn at Tilde yet, but I've been using it on Yarn itself and when working on Ember packages, and it's worked well. As far as performance, we have good benchmarks tracking yarn's performance in a whole bunch of different scenarios (https://yarnpkg.com/en/compare https://yarnpkg.com/en/compare)