why is my freerunner magnetic?

[Joel Newkirk]

On Tue, 2 Dec 2008 17:59:34 +1300, "Robin Paulson"
<robin.paulson at gmail.com> wrote:
> this probably seems like an odd question, but why does metallic stuff
> stick to the back of my freerunner? i noticed yesterday, that it had
> picked up a usb connector that was lying next to it. it wasn't near
> the speaker, so i know it's not the magnet in that.
> 
> the area in question is directly behind the battery connectors (i.e.
> away from the battery), pretty much behind the bottom-left corner of
> the screen, and is about 30mm x 30mm. it's more noticeable with the
> back taken off

There are two speakers, you know... ;)

j