These are a usefull option. What they are not is the equal to an MRE, dead moose, fruitcake or Thanksgiving in two weeks. The tab's appeal is more to our psyche than stomach. 'Survival Tabs' fall into the realm of kit that sacrifices performance for minimum wieght or bulk. I am going back to fire hardening my new spear over my ESBIT stove. The annual migration of my favourite survival food is close to getting underway and I have my annual ambush site prepared.