http://www.roughlydrafted.com/2007/07/15/iphone-os-x-architecture-the-bsd-unix-userland/ Daniel Eran Dilger in San Francisco Wed, 9 Jul 2008 03:08:06 +0000 http://wordpress.org/?v=2.5.1 http://www.roughlydrafted.com/2007/07/15/iphone-os-x-architecture-the-bsd-unix-userland/#comment-6136 iPhone 2.0 SDK: The No Multitasking Myth — RoughlyDrafted Magazine Thu, 13 Mar 2008 08:37:00 +0000 http://www.roughlydrafted.com/2007/07/15/iphone-os-x-architecture-the-bsd-unix-userland/#comment-6136 [...] iPhone OS X Architecture: the BSD Unix Userland The Egregious Incompetence of Palm Multitasking Macs before Unix. The original Mac didn’t have the resources to run multiple applications at once. The first Mac users quickly found that running one application at a time was indeed a serious limitation. In 1985, Andy Hertzfeld developed a utility called Switcher that allowed users to pause the running application and start a new one. By 1987, Apple released MultiFinder, which allowed Macs to display multiple concurrent applications and rapidly move between them. [...] [...] iPhone OS X Architecture: the BSD Unix Userland The Egregious Incompetence of Palm Multitasking Macs before Unix. The original Mac didn’t have the resources to run multiple applications at once. The first Mac users quickly found that running one application at a time was indeed a serious limitation. In 1985, Andy Hertzfeld developed a utility called Switcher that allowed users to pause the running application and start a new one. By 1987, Apple released MultiFinder, which allowed Macs to display multiple concurrent applications and rapidly move between them. [...]

]]>