{"id":411,"date":"2005-08-04T18:12:20","date_gmt":"2005-08-04T18:12:20","guid":{"rendered":"https:\/\/www.docbug.com\/blog\/archives\/411"},"modified":"2005-08-04T18:12:20","modified_gmt":"2005-08-04T18:12:20","slug":"random-factoid-of-the-day-222-years-till-universe-sized-hard-drive","status":"publish","type":"post","link":"https:\/\/www.docbug.com\/blog\/archives\/411","title":{"rendered":"Random factoid of the day: 222 years till Universe-sized hard drive"},"content":{"rendered":"<p>Another back-of-the-envelope calculation, inspired by a <a href=\"http:\/\/docbug.com\/blog\/archives\/000409.html\">comment<\/a> by my friend Beemer:<\/p>\n<p>Atoms in the Universe: <a href=\"http:\/\/www.sunspot.noao.edu\/sunspot\/pr\/answerbook\/universe.html\"><b>10<sup>79<\/sup><\/b><\/a><br \/> Bits on this year&#8217;s largest hard drive: <a href=\"http:\/\/www.computerworld.com\/hardwaretopics\/storage\/story\/0,10801,98718,00.html\">500GB<\/a> = <b>4 x 10<sup>12<\/sup> bits<\/b><br \/> Doubling time for hard drives: <a href=\"http:\/\/www.ebu.ch\/trev_294-editorial.html\"><b>1 year<\/b><\/a><\/p>\n<p>Years before a single hard drive will store 1 bit for every atom in the Universe at current doubling rates: <b>222<\/b><\/p>\n<p style=\"font-size: x-small\">Warning: past performance is not necessarily indicative of future results.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Another back-of-the-envelope calculation, inspired by a <a href=\"http:\/\/docbug.com\/blog\/archives\/000409.html\">comment<\/a> by my friend Beemer:<\/p>\n<p>Atoms in the Universe: <a href=\"http:\/\/www.sunspot.noao.edu\/sunspot\/pr\/answerbook\/universe.html\"><b>10<sup>79<\/sup><\/b><\/a><br \/> Bits on this year&#8217;s largest hard drive: <a href=\"http:\/\/www.computerworld.com\/hardwaretopics\/storage\/story\/0,10801,98718,00.html\">500GB<\/a> = <b>4 x 10<sup>12<\/sup> bits<\/b><br \/> Doubling time for hard drives: <a href=\"http:\/\/www.ebu.ch\/trev_294-editorial.html\"><b>1 year<\/b><\/a><\/p>\n<p>Years before a single hard drive will store 1 bit for every atom in the Universe at current doubling rates: <b>222<\/b><\/p>\n<p style=\"font-size: x-small\">Warning: past performance is not necessarily indicative of future results.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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