Originally Posted by Sly

Some people think it represents fear, which would explain why it stopped in front of Mr. Ecko, he wasn't afraid.

Personally, I've stopped trying to figure out the show. I just watch for entertainment. Its too damn crazy. :-)

I find myself getting too practical. Example: when Michael led everyone to the fake village by "The Others", my thought was after 2 months why didn't they get together beforehand and already have the island mapped out? For all they know there could have been houses or buildings on the other side.