68 karma · joined June 3, 2011
The original JS version (http://matt-diamond.com/drone.html ) has some control over the parameters, I was going for something a bit more minimal.
About the CPU usage, yes it's doing a lot of processing, or better to say, it's doing a few simple calculations very often. On my machine (Macbook Pro) it tops out at about 55%. Performance is on my todo list as it should be possible to leave it running for long periods without draining your battery. I'm sure there's plenty of room for optimisation.
The specific differences are: different naming conventions, fewer generators, generates Coffee or JS.
I wrote a short comparison here: https://github.com/meleyal/backbone-on-rails/wiki/How-is-thi...