Korea Journalists Association Apple 15 years ago, he introduced a new operating system that had “no new features” and caused a revolution.

On Wednesday, August 28, the company’s 15th anniversary, Apple released the Mac OS X Snow Leopard operating system. Released on August 28, 2009 for $29, Apple advertised it as “an operating system with no new features.”

After introducing and promoting the Mac OS X Leopard operating system in 2007 with “over 300 new features,” the Cupertino company announced its successor, Mac OS X Snow Leopard, at WWDC 2008, stating that the update offered “0 new features.” Why? Apple decided to focus on improving overall performance and stability with this particular update. “We’ve built on the success of Leopard to deliver a better experience for users from installation to shutdown.” At the time, former head of software engineering at Apple Bertrand Serlet had this to say about the new update to Apple’s computer operating system. “The company’s engineers told Apple that they’ve made hundreds of improvements, so Snow Leopard makes the system feel faster, more responsive, and more stable than ever before.” He added.

Regarding the Mac OS X Snow Leopard operating system, Apple said that 90 percent of the core “projects” built into Mac OS X have been improved. Apple touted the update as delivering a more responsive Finder, an improved Mail app that loads email up to 80 times faster than before, Time Machine backups up to 64 percent faster, and a 50-bit version of Safari that’s up to 100 percent faster than the previous version. Snow Leopard also took up about half the disk space of the previous Leopard.