How Many Users Does Tumblr Really Have?

Yahoo says it acquired 300 million new users yesterday. But, for now, the number advertisers care about will be much smaller.
DavidKarpDLD

How to Sell a Yahoo-Tumblr Deal: Point to Facebook-Instagram

Want an argument for dropping $1 billion on a company with almost no revenue? Here you go.
david karp tumblr

Cheer Up, Facebook Investors! Maybe People Aren’t Bailing on Mark Zuckerberg, After All.

J.P. Morgan argues that Facebook isn’t losing the battle for the phone to Snapchat, Twitter, Instagram, etc. Charts!
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News Byte

Instagram Aside, Facebook Spent $87 Million on M&A in 2012

Facebook’s Instagram buy got all the attention, but the social network made a few smaller deals, too: It spent $87 million on other M&A deals during 2012, according to documents filed today. That number doesn’t include stock-based compensation, so you can ratchet it up a bit. Excluding its Motorola deal, Google spent $1.2 billion on its 2012 M&A.

News Byte

Like We Told You: Twitter’s Vine Live in Apple’s App Store

Vine, the video-sharing service that Twitter bought last year, is now live. Vine is supposed to be an “Instagram for video,” and links to Twitter but isn’t fully integrated into the service; for now, if you want to use it you’ll need to download the app at Apple’s App Store. We’ve covered this one extensively.

Vine, Twitter’s Instagram for Video, Launching Soon — At Apple’s App Store

Yes, you can use Twitter’s new service to share video on Twitter. But it’s supposed to be a standalone app, just like Instagram.
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Instagram Walks Back Ad Language, but Leaves the Door Open

Back to the drawing board. But do remember to look at the original drawing board – it had plenty of white space.
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Mark Zuckerberg’s Wedding Photographer Is Not Pleased With Mark Zuckerberg

“You can not take those things from me for free.”
zuckerberg married

Twitter Reads Your Mind on Black Friday

A leaderboard for your consumer urges. Big winners: Apple, Xbox, Lego and Barbie.
mind reading back to the future

Live Nation’s New Site Wants You to Go to the Show, Then Come Back Again

Live Nation is a concert promoter that wants to be a brand and maybe even a social site. Tough task, but here’s a first step.
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Jack Dorsey Still Has Pull at Twitter. Just Ask the Vine Guys.

Video Sharing + Body Slams = Tout

Ross Levinsohn’s Yahoo Plan: Back to the Future

Mobile Ads Are Growing Fast, Still Pretty Small

Jon Stewart Has a Problem With Barack Obama’s Email

Meet the Man Behind Mixel, an Instagram for … Collages? (Video)