Meanings for "duffer" in the Macquarie Dictionary:

1. a pedlar, esp. one who sells cheap, flashy goods as valuable items under false pretences;

2. one who steals cattle, sheep, etc., esp. by altering the brand;

3. a plodding, stupid, or incompetent person;

4. a shaft yielding no payable ore;

5. anything inferior or useless.

Now, if the person concerned would give us their choice from these meanings, we'd be able to work out how highly we are regarded. Always wanted to be a horse thief, myself.

And bert, I'm a member of the EFDSS, but I do suspect I don't fit their normal member profile, somehow.