Picasa has many practical features but one feature is ahead of its time: face detection. Google has a very practical purpose for using face detection in Picasa, but people are very divided over using this feature. It seems cool and futuristic, and it can work well on a reasonable amount of pictures, but for some people it is cumbersome to use and can slow down your computer. Read on to see how and when to use the face detection feature from Picasa.

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