I haven't yet. Before this was released I was using the bleeding edge compiler at home and the stable version at work[0], and the bleeding edge version with the

I haven't yet. Before this was released I was using the bleeding edge compiler at home and the stable version at work[0], and the bleeding edge version with the nicer messages was always strictly faster for debugging. In one particular case I recall racking my brain to figure out what I was doing wrong at work, and then I went home and rebuilt with the new error messages, and immediately saw the problem. Highly recommend! :D [0] We use Elm in production at http://noredink.com http://noredink.com - and by the way, we're hiring!