If you happened to drop by Tumblr this afternoon, you may have noticed some confetti icons streaming down your dashboard. The occasion for the impromptu celebration was a posting milestone. “We’ve just hit our 10 billionth post! Thank you so much for being a part of this awesome journey,” read the banner. It’s gone now, but luckily Betabeat friend and neighbor Foster Kamer never misses a good party.

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