http://www.aftonbladet.se/atv2/init.html?id=categories/Noje/Gameplay/0710/6737&category=noje/gameplay&commercial=yes
Here's a link for a swedish newspaper site and a interview with one of the developers behind Wrath of the Lich King. The clip is in swedish with swedish subtitle but the interview is in english so you should be able to understand it.