For me, Scala has a couple killer projects going for it that should greatly help adoption: ensime and simple-build-tool. An IDE and a build environment that doe

For me, Scala has a couple killer projects going for it that should greatly help adoption: ensime and simple-build-tool. An IDE and a build environment that doesn't suck. When you're just starting out with a language, being able to get going on a project quickly is key to not losing interest. And these two projects fit that need perfectly.