I’ve never had a chance to play around with Node.js, but in some down time did a little quick researching on it and found a lot of easy and different ways to download it and install it locally onto the Mac, but beyond that, I wasn’t sure where to begin, or more importantly — why to begin.
I found the article below that’s a combo introduction / set of examples of where Node.js makes sense, and where it just doesn’t.
Why The Hell Would I Use Node.js? A Case-by-Case Introduction/a>