Answered that here:<p><a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=10793137" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=10793137</a><p>Seems great from what people say. Better than Oberon with great tooling. The linked PDF will tell you more. I need to play with it sometime to see what it can do.