>Just to balance all the negativity, I'd like to hear your opinions on what is the most important thing that makes a developer a great developer.
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There's an argument to be made that the greatness of a developer is inversely proportional to the # of online posts that begin with hook phrases like, "you might suck as a developer if you do this, you're a great developer if you do that".... :)

I actually have a reply for later, but right now I'm about to do something very un-developer-like....my daughter needs a new swimsuit for a pool party tomorrow, so I'm about to take her to the local clothing store.....