This is a brilliant, 4-part discussion of erotic comics that Francis Foster presented at the Toronto Erotica Writers and Readers Meetup last fall. It is awesome. I loved seeing it then, and I love having it online to read over and over.
http://sexy-musings.com/post/42801264982/in-favor-of-erotic-comics-part-1
http://sexy-musings.com/post/42801314332/in-favor-of-erotic-comics-part-2
http://sexy-musings.com/post/42801353588/in-favor-of-erotic-comics-part-3
http://sexy-musings.com/post/42801373605/in-favor-of-erotic-comics-part-4