Weirdly heavy on the food for what is essentially a 72 hr bag. I'd go with better water carriage. And why have a fork/knife/spoon if the only food in there is bars?
Instead of a hammock and a blanket, you'd probably be better off with a blanket and a tarp.
If I had to pick a tool to use in a life or death situation, I think the last choice would be a rothco 5 in 1.
There's only one method of making fire in this kit, and its one step up from rubbing sticks together. What about a lighter? Matches? Tinder?