How to Write a Company Blog
valleywag.com
valleywag.com
Anyone seriously interested in promoting their product should take a good long look at the success 37s has had with SVN. It's no different than pg's arguments about Lisp.
If you want to be jealous of a company, be jealous of Threadless.com - if you haven't heard of their crowd-sourcing runaway-to-a-private-island type of success, google it and weep :)