I love to listen(or watch) characters talk, so I easily fall head over heels for any mod that gives the Bioware NPCS to talk some more(I'm sure almost everyone feels this way). It's nice to get to know the people that strive to help your cause and makes finishing the game that much harder to do(not that I would know...

Sometimes, I'd rather get a weak character that still had a great story and a lovable personality than a war machine. Besides, there's always a way to win in the end(but not cheating...

That's my 3 cents. ^__^