Is Your E-Mail Program Too Boring? Why Not Combine E-Mail With Video Gaming?

The guys at TechCrunch pointed out what has to be the silliest looking application ever: 3D Mailbox. 3D Mailbox combines e-mail with 3-D graphics. Think of it as Outlook meets Second Life. Wait. It gets better. 3D Mailbox has a movie trailer.Check it out. This defies description:

It's like the Plan 9 From Outer Space of e-mail programs. What do you think? Is this the worst idea for an application ever?