Yep. The laser will target only when someone is in range, but the laser keeps going to the edge of the field through enemies, just like in GeoDefense. Frostbite has some ice towers to replace the goo ones (in this stage). I think the difference is that they affect an area radius instead on focusing on one enemy. No idea if there is a trade off. Still waiting to see some gameplay with the new stages, but for now here's a vid showing some menu changes and new ingame music. New runners:
from what the Devs said, "exclusively for the iphone". So those who have ipod touches cant get the special surprises in the next updates? i'm confused