[Nasrudith]

Historically they were more like the livestock technically - invested in for exploitability. Don't get me wrong it does real good but the original motives weren't altruistic but power related.

If I recall correctly in the UK WWI comscription revealed a disturbingly large percentage were too unhealthy to serve in ways which could have been prevented with medical care. If it was actually altruistic or even optimality related it would have been addressed earlier for either humanitarian or productivity reasons.