This matters. In CMO Magazine, Fred Hapgood, offers up a well-rounded artical, Blog to the Future. Nice that we are starting to see more uses and applications for blogs other than PR and marketing.
"Another is to encourage a wide range of employees to start blogs. Sun Microsystems has taken that road, and so far close to a thousand employees have accepted the company's invitation. One group of these blogs is tied directly to existing Sun products, such as Solaris or Java."