This week’s edition focuses on LinkedIn shares dropping 10 percent during the day and then shooting up 10 percent, Instagram reaching a milestone of 150 million shared photos, developers sticking with the status quo or swing for the fences, and Randi Zuckerberg leaving Facebook after six years to start a new media firm to help companies become more social.

StartupDigest Social is curated by:
Hussein Fazal – Co-Founder, AdParlor
Gareth Smith – Account Manager, AdParlor 

 

What You Need to Read This Week

LinkedIn Gives Wall Street a Tiny Bit of Cheer, Then Something to Worry About
By Peter Kafka, AllThingsD

I wonder how long Wall Street will give them before they really need to juice up those revenue numbers.

Instagram snaps 150M photos, 7M users — still only 4 employees
By Devindra Hardawar, VentureBeat

The social/photo/mobile leaders Instagram flex their muscles this week with some impressive stats.

The app dilemma: Is it a feature, or a business?
By Colleen Taylor, GigaOM

Great article on why some apps don’t need to become a swing for the fences venture and why some should.

Exclusive: Randi Zuckerberg Leaves Facebook to Start New Social Media Firm (Resignation Letter)
By Kara Swisher, AllThingsD

Big name departure at Facebook this week, guess who?