I stumbled across this March 2013 review of the "SOL Origin" survival kit at Overland Tech and Travel.

It seems to be a fairly thorough and thoughtful review.

http://www.overlandexpo.com/overland-tec...sol-origin.html
_________________________
A signal mirror should backup a radio distress signal, like a 406 MHz PLB (ACR PLB) (Ocean Signal PLB)