Many logical inconsistencies. Why does the second Sam react that different to being a clone? Why is the robot designed to fully help Sam, even giving him access to secret passwords? Why does the company install things to disturb the live stream to earth - they simply could hinder a live stream by software. And what is Sam there for at all? It seems like robots could do all the work by themselves.
Regardless of the mentioned flaws the movie hits the right emotional buttons. If you stop question and follow the emotional disturbing journey the movie works perfectly.
Regardless of the mentioned flaws the movie hits the right emotional buttons. If you stop question and follow the emotional disturbing journey the movie works perfectly.