Check out the latest Staff Blog update that talks about what's changed, what's new, and what's up with these "Pixels".
LUA scripted conversation
Yeah here you can see an alpha version of the speech. The cow is a placeholder, as I haven't made the natives yet. The text and speech bubble are test versions too I'll tidy them up. And I'm just playing with adding some HUD items now.
You can see some videos here: