The title is telling: "Social media can kill your career -- but not the way you think: Why you should avoid being overexposed in a digital world." That's not quite what the article says, however.
Here's another thing. It may be hard to remain "passionate" online about what you "did". Look at how mainframe systems lost popularity and mainframe employment became episodic. It seems no longer credible to sell oneself as "just" a "mainframe professional". Or is it?
here, with software like Social Sentry (look at this other story on Venture Beat here). The stories date to late March 2010. Howard says six out of ten employers have a social media monitoring policy (for "off work" speech, explicitly) and consider anything you say (at least outside privacy settings) to be not "private" and potentially workplace speech. I've been warning about this for years! Workforce Management is also reporting on this (subscription) now.
I could not find this product on the Teneros website today; see the "BillBoushka" blog April 20, 2011 for more details. (I've since been told that the product was purchased by "SocialLogix". See that blog.)