Wow. This was a nice video that the fine folk at the Indie Stone have provided us. We see all sorts of new things, npc interaction, including communication, and hear some of the new music that will be coming at us (hopefully) soon! It’s really worth a watch and a read if you haven’t already!
http://projectzomboid.com/blog/index.php/2011/12/a-day-in-the-life-of-a-project-zomboid-npc-1/