What should concern us most? Take your pick:<p>&quot;Party balloons consume 19% of all helium; hard drive 
production uses less than 1%.&quot;<p>(<a href="http:&#x2F;&#x2F;www.hgst.com&#x2F;sites&#x2F;default&#x2F;files&#x2F;resources&#x2F;HGST-Helium-Technology-BR03.pdf" rel="nofollow">http:&#x2F;&#x2F;www.hgst.com&#x2F;sites&#x2F;default&#x2F;files&#x2F;resources&#x2F;HGST-Heliu...</a>)