can you expand on this a bit? I usually try to go for the joel hiring criteria, "smart, gets stuff done". from this perspective, it's kind of hard for me to see

can you expand on this a bit? I usually try to go for the joel hiring criteria, "smart, gets stuff done". from this perspective, it's kind of hard for me to see what valuable information could be in a cover letter that shouldn't already be in the resume itself. I just want to see if they've done anything similar already and how it turned out.