I believe the attitudes of society change one individual at a time. That is why we should ALL buy one of these. We need to see – in real time – what we’re doing to the world…and ourselves. Read on:
Like you, I assume that the environment I am sitting in right now is pretty safe. I mean, I don’t see anything dangerous, feel uncomfortable, or smell anything that I should be worried about. Yet I may be filling my lungs with harmful elements that my cognitive sensory abilities are incapable of noticing.