speed http://www.adorama.com/alc/taginfo/speed Article: Boost ISO to Increase Depth.The benefits of high speed, continued <p><span style="font-size: small;">Most people think of high ISO settings on a <a href="../../catalog.tpl?op=itemlist&amp;cat1=Digital&amp;cat2=Cameras%20%26%20Accessories&amp;cat3=Digital%20Cameras&amp;Startat=1">digital camera</a> as something to use when shooting in low light, but there are other situations in which a higher ISO setting can beuseful.</span></p> http://www.adorama.com/alc/article/8368