Driving licence as identification and accepting signed keys without exchanging encrypted data

[Graham]

On Tuesday 25 July 2006 19:13, Sam Morris wrote:

> Message was signed by Sam Morris <sam at robots.org.uk> (Key ID:
> 0x5EA01078). Warning: The signature is bad.

I get this message when viewing through KMail.  Anyone else confirm the 
sig is bad?
-- 

Graham