WARNING: THIS POST CONTAINS "PLOT SPOILERS" FOR THE MOVIE AVATAR.
In the course of the discussion, I will of necessity give away some plot points in the movie. If you have not seen the movie, and don't want learn some of what happens, DON'T click on the "continue reading" link.
On the other hand, knowing the plot ahead of time will not seriously detract from your enjoyment of the movie. The visual effects are TRULY stunning, breathtaking. As Lauri said when we left the theater, you can see every shekel of the $250 million James Cameron spent to make the movie.

