facebook.com

Apparently thousands of Facebook users were struck again by messages from friends claiming "sexiest video ever" and referring to a thumbnail of a woman riding a bike. But they were fake messages hoping to lure users into clicking the link and infecting their computer with malware, or spamming it...

Facebook, already blamed by the media for causing divorces, Internet addictions and other social ills, now is being unfairly singled out for contributing to rising cases of syphilis. While the social network is far from perfect, blaming it for rising STDs will only distract people from attacking the root causes of the problem.

Though promotional saturation can be the kiss of death for social media platforms, marketers can't resist them. And whether they want to admit it or not, social media sites need the marketers. This week, two top sites -- LinkedIn and Twitter -- are putting their days of purity in the past and offering new tools that meet the needs of corporate marketing departments.

Click at your peril. In the past few weeks, more companies have been snooping through the online universe in an effort to bring their workers in line. Virgin Atlantic airline fired 13 employees for what they said on Facebook. The charge: The employees "brought the company into disrepute." The...