Lost in the Pacific 1942

After their ordeal, some of the crewmembers describe Rickenbacker as a leader and hero while others remember him as a tyrant. What are some reasons for these diverging opinions? What is your view of Rickenbacker? 

During their time at sea, the crew must share extremely close quarters. What are the benefits and drawbacks of their proximity? 

While the crew is stranded in the Pacific Ocean, they are far away from any battlefield, but they still respect military rankings. Why is it important for the crew to respect military rankings while they are lost at sea?