Chrome is a great browser for Google's web apps because its JavaScript engine is optimized to run most of them as fast as possible. That alone is reason enough for heavy users of applications like Gmail and Google Reader to use Chrome (if you have a PC anyway -- the Mac version is still forthcoming). But Google may also be giving another small advantage to those who surf the web on Chrome: The ability to see new features early.Earlier tonight we received a tip with the screenshots below. As you can see, Google Finance has a brand new interface when browsed to with Chrome versus in Internet Explorer and also Firefox (not pictured). It would seem that Google may be checking for the Chrome user agent and giving those users a glimpse at this new version of Google Finance.

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