Parallel downloading of JavaScript files on page load

Posted by user359650 on Pro Webmasters See other posts from Pro Webmasters or by user359650
Published on 2012-06-12T09:58:16Z Indexed on 2012/06/12 10:48 UTC
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JavaScript

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Performance

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page-speed

Below is a quote from one of the Yahoo performance pages:

While a script is downloading, however, the browser won't start any other downloads, even on different hostnames.

When I look at page load of our website, I can see that many scripts are being downloaded at the same time:

enter image description here

Am I mistaken, or should the quote should instead read like this?

While scripts are downloading (there can be several scripts downloading at the same time), the browser won't start any other downloads, even on different hostnames.

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