Wave vs Buzz; what do you think?

Google Wave’s:

Rasmussen confirmed that while the projects are separate, Google employees have been using Buzz internally for months, including his team. Asked to explain the difference between the two products, he said Wave is designed around making users more productive in their work lives as a collaboration tool, while Buzz is more about “social sharing and passive sharing with people who are interested in what you think.”

Is Google Wave getting Buzzed? | Relevant Results – CNET News