At what point does the voice start, Shannon did not seem all that far...what we need is a map, a detailed map, which I am surprised was not in the Desmond bunker, mmmmm, but then maybe it just has not been found.Arnwyn said:My theory is that geographical distance is what's keeping them (relatively) at bay.
From what has been said in previous episodes (the Dark Territory, the things that Rousseau has said, what Eko has mentioned), there definitely seems to be an actual "territory" belonging to the Others, and that it looks to be quite some distance from the mid-sectioners' camp.