Google enjoys hiding these little nuggets into their web apps, often using the infamous Konami code.
Their search guru Matt Cutts explains how to unravel this little treat, which in all honesty doesn’t do anything too special aside from reveal hidden ninjas, sync all your unread items to 30 and converts your “like” button into a flurry of hearts every time you click on it.
To get it working, go to Google Reader:
Type UP, UP, DOWN, DOWN, LEFT, RIGHT, LEFT, RIGHT, B, A
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