This story initially misstated Chris Shipley's status with Demo. She is the former executive producer.
Show co-founders Michael Arrington and Jason Calacanis announce they have parted ways and report the demise of the annual tech start-up conference.
The three-year rivalry between the competing start-up conferences continues to entertain, with the shows running on the same dates in 2010.
This year's TechCrunch50 show is over, and 50 new start-ups later, we narrow it down to five of our favorites.
There weren't a lot of companies launching at the annual conference that promised something never-before-seen new. But this should be taken as a sign of industry maturation, not a dearth of ideas.
The now annual TechCrunch50 is a conference that sees the launch of 50 new Web start-ups and services. This year was no different. Here are some of the highlights, in photos.
The last panel at the two-day conference elicited some of the most skeptical responses from judges. Funny, since the "social media stream" has been what Silicon Valley has been drooling over obsessively for the past few months.
Cocodot and Learnvest, two presentations Tuesday at the TechCrunch50 event, have a target audience of women. That's tough when just about everyone listening is male.
This story initially misstated what type of phone the Citysourced mobile app runs on. It is the iPhone. Palm has made an investment in the company to build an app for the Pre.
Company takes the stage at the start-up pitch event to formally launch its Prototypes feature, as well as to persuade entrepreneurs in the audience to use its Facebook Connect product.