What's the rarest or most unusual computer-related item do you own?

[Eric Smith]

On Wed, Jan 11, 2017 at 12:37 AM, Brad H <
vintagecomputer at bettercomputing.net> wrote:

> For me it'd be purely about the history.    Gates and Allen writing the
> interpreter without an actual Altair to work on.
>

I don't have an Altair, but I have a computer of the type that Gates and
Allen used for that early development.  :-)

I don't have it running, though.