> 1. Hold a drink in your hands. Technically,
>hold a cup or a glass that has a beverage in
>it. Water and milk aren't good choices. It's
>better to have something like hot chocolate,
>coffee, or soda, as these drinks are more
>heterovisual, a word I made up just now whose
>meaning will hopefully become clear.
>
> 2. Sit in a well-oiled swiveling desk chair.
>
> 3. Spin around in it.
>
> 4. Note how the contents of your cup or glass
>don't spin around with you -- if there are
>bubbles on the top, for example, they do not
>rotate as you do.
>
> 5. Repeat steps 1-4, but spin the other way.
>
> 6. Repeat steps 1-4, but spinning in the
>original direction.
>
> 7. Repeat steps 1-4, but spinning the other
>way again.
>
> 8. Repeat some more.

Dang! Too late, I just finished my hot chocolate right before reading this.

Besides, my office chair isn't exactly well oiled.

Maybe later.

-- Dave