Notion that technology can preserve health is correct, yet very widely misunderstood.

Wilderness water purification is prime example of this misunderstanding.

Parallel is with so-called nutritional supplements, a zillion-dollar retail industry.

These pills are ingested at astounding, alarming rate which is very profitable for their manufacturers and retailers.

Medical literature clearly suggests this stuff is at best useless, and frequently very harmful.

Anybody looking at relevant research, ought to doubt decades-old hysteria regarding drinking water