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Google admits Chrome Incognito mode tracks users — what you need to know
(www.tomsguide.com)
This is a most excellent place for technology news and articles.
It's neither. It's to stop recording in your local history. To stop people who might be using the same computer as you from snooping.
Look at how they marketed it when it first came out. It's when you want to buy your partner a gift without them knowing.