Ah, now I get it: Google Buzz is really Google Facebook. And consequently, you might be able to use it like Facebook in marketing your business.
That's just my takeaway. What's yours? Think Google Buzz has any business applications, or is this strictly a consumer product? (It may be a few days before you get a chance to find out: Google is still in the process of rolling Buzz into Gmail, so don't be surprised if you don't see it yet. I don't.)
While you're mulling that over, check out these related posts: