Yep. We are trying to push our bizdev to use it as well. It's still slightly complicated... but they're starting to get it! :)
All it does is JSON.parse, execute your series of functions then JSON.stringify.
Unless I'm missing something there is no advantage over ad-hoc javascript. If you want to load a file from disk, deserialize and do some processing in javascript then node is absolutely the right tool (and this isn't).