Originally Posted by JGordon

I did read the book a number of years ago (big sci-fi fan in general and Heinlein in particular), but the book and the movie are so different in tone and plot that I regard them as two totally distinct entities that happen to share a name. The book did a good job of making their powered armor eliminate the need for support, but in the movie the lack of a combined-arms approach seemed to make the soldiers sitting ducks.