https://isource.com/2010/09/22/dropbox-1-3-for-iphone-new-design-file-caching-background-uploads-and-downloads/ #1 Source for iPad, iPhone, iPod, Mac and AppleTV Fri, 15 Oct 2010 16:46:25 +0000 hourly 1 https://wordpress.org/?v=5.4.6