Previously, Google paused to optimize its compiled version of JavaScript code. Now it performs the optimization in the background.

Google has taught Chrome how to walk and chew gum at the same time.

The newest Chrome beta version, 33, includes a feature called concurrent compilation that means the browser takes a smoother, faster trip to an optimized version of the Web page code it's running.

"Concurrent code compilation is another step towards reducing latency in Chrome," said Chrome programmer Yang Guo in a blog post Thursday.

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JavaScript performance is crucial to browsers, which increasingly run Web-based apps written in JavaScript, not just load relatively static Web pages.

Concurrent compilation takes advantage of the fact that most computers these days have mu... [Read more]