boomerang always comes back, except when it hits something.
This piece of javascript measures a whole bunch of performance characteristics of your user’s web browsing experience. All you have to do is stick it into the bottom of your web pages and call the init() method.
We’ll make it more complicated later.
Documentation is in the docs/ directory, it’s all HTML, so your best bet is to check it out and view it locally, though it works best through a web server (you’ll need cookies). I periodically check out a copy of the docs here