Attention: The social-web IPO window is now closed

A lot of hopes were riding on Facebook having a superstar IPO, including the hopes of venture investors that it would help trigger a wave of interest in other social-web companies, which could then also go public. But now those rosy assumptions are in question.

Kayak and Palo Alto Networks enjoy clean IPO take-offs

Who says the IPO window is shut: successful public offerings by online travel company Kayak and networking software company Palo Alto Networks shows that investors will open their checkbooks as long as the companies have real business prospects. Both stocks ended their first day flying high.

Social media use at work exploding, but beware alarmists

A new report on social networking traffic patterns in organizations across the globe reveals that while use of social networks at work is way up, it still accounts for only a miniscule percentage of bandwidth. Threats to data security may be the bigger issue.

Vid-Biz: Hulu, Bandwidth, NBC

Hulu Cares Deeply about Every Pixel; some good notes on the OMMA conference today with sessions such as a keynote by Hulu’s Jason Kilar. (paidContent, Online Video Watch — check back on those sites for more posts throughout the day)

10% of Bandwidth on Corporate Networks Goes to Online Video; streaming video sites consume 30x as much enterprise bandwidth as P2P file-sharing, according to Palo Alto Networks study. (release)

Palin Clip is NBC’s Most Popular Ever; official online version of SNL impression by Tina Fey has been seen more than 5 million times (but probably a lot more times on YouTube). (Beet.TV)

Amazon Adds Commerce to Video on Demand (Duh); site offers storefronts for shows like Battlestar Galactica and Family Guy. (release)

Aniboom Launches Third-Annual Contest; offers $50,000 in prizes for animators. (release)