Key ID format: short or long?

[David Newman]

> I was thinking... in case I want to put my key ID in a business card,
> what format should I use? Short format (8 characters) or long format
> (16
> characters)? With or without the '0x' prefix?
>

I would use the entire fingerprint in the same format as reported
by --fingerprint (10 groups of 4 hex chars).  The key ID is last
8 characters of the fingerprint.  At one point I even had a rubber
stamp made up with the fingerprint so I could just stamp my business
cards with it.

-Dave