Don't think this has been posted yet… thanks to another blogger, I found these scans they put up of an interview with Martin in 'Total Film' magazine. Mostly for promoting Fargo, but they also just talk general character/film work with him. Scans are a little big, sorry, so here's just the links:
http://37.media.tumblr.com/1e6a685cd7d521084aca0d1cd6ae4c29/tumblr_n50qifW3iB1qgae0ho1_1280.jpg
http://24.media.tumblr.com/6fe5c39fdf1fd03ade44e15396442db5/tumblr_n50qifW3iB1qgae0ho2_1280.jpg
http://31.media.tumblr.com/be0c45634198d6c0cf422ad0638c8d1d/tumblr_n50qifW3iB1qgae0ho3_1280.jpg
http://31.media.tumblr.com/89eba0ea4879630c83759d9a032e7508/tumblr_n50qifW3iB1qgae0ho4_1280.jpg
Not much new, except some nice comments from him about his shows, and a very dapper picture! 
_________________________________________________________________________
We solve crimes, I blog about it, and he forgets his pants. I wouldn't hold out too much hope!
Just this morning you were all tiny and small and made of clay!
I'm working my way up the greasy pole. It's… very greasy. And… pole-shaped.
