Companies Startup Web Yammer 
socalTECH
SEPTEMBER 30, 2008
Our interview this morning is with David Sacks, CEO of Geni.com, an online family tree and social networking site, as well as Yammer, the instant messaging startup spun out of Geni.com at TechCrunch50. We're up to around 2 million users who have created 30 million profiles on the site, and it's growing very fast month over month.
Both Sides of the Table
DECEMBER 9, 2010
I believe that this is a major new area of growth & innovation for the Internet as Cloud Services start to form deeper & richer layers. You can think of even your PC as a stack in which the hardware manufacturers handled physical layers, Microsoft handled the OS layer and application companies built higher up in the stack.
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Both Sides of the Table
DECEMBER 22, 2011
But one theme in pervasive in all my thinking about investing in Internet-based companies: Deflationary economics. If you’re a startup and you haven’t read my summary of Clay Christensen’s seminal work please do. And this approach to looking at startup industries is what I call “deflationary economics.”. Here’s what I mean.
SoCal CTO
MAY 15, 2009
Social networking sites and microblogs are used not only to build company brands, but to foster productivity; social media tools help build communities around the question, "What are you working on?" This Panel will explore issues such as: How can companies best utilize social networking media? What are the risks and rewards?
SoCal CTO
NOVEMBER 17, 2009
He’s done several startups and is a board member of the Technology Council of Southern California (which is where I met him originally). A typical day starts with email, Facebook, LinkedIn, Twitter, and Yammer checks/updates. We need to spend some time discussing what you do with the social web. Great stuff! Great posts.
Both Sides of the Table
DECEMBER 17, 2009
I started the series talking about what I consider the most important attribute: Tenacity. Yes, there is the mythical company you all heard about that walked into Sequoia and had a term sheet 24 hours later. Every entrepreneur starts with an idea that they believe makes sense. Geni.com beget Yammer. But year 5?
Both Sides of the Table
AUGUST 27, 2012
By now you probably know that David Sacks , co-founder of PayPal and founder of both Geni & Yammer made some observations on Facebook that Silicon Valley “as we know it” was coming to an end. “In order to create a successful new company, you have to find an idea that. (1) How many ideas like that are left?”
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