Whether or not Apple will release a new notebook on October 14 triggered speculation

The following are listed on Apple sent invitations to the media in advance of the date for reference, perhaps you can see in this article, Apple made the media are invited to this letter.

Apple's history of the conference ahead of time and the invitation:

September 7, 2005 (9 days in advance) published the first-generation iPod nano player;

October 25, 2005 (8 days in advance) published the first-generation iPod video player, iSight camera with the iMac and iTunes 6;

October 19, 2005 (5 days in advance) released Aperture software, with high-resolution screen PowerBooks notebook, the quad-core Power Mac G5 and dual-core Power Mac G5 computers;

February 28, 2006 (7 days in advance) released iPod Hi-Fi, Mac mini Core Duo, the protection of leather iPod sets;

March 20, 2007 (26 days in advance) released Final Cut Studio 2 and Final Cut Server;

September 12, 2006 (7 days in advance) released Apple TV, the second-generation iPod nano, upgrade version of the video iPods, the second-generation iPod shuffle and iTunes 7;

August 7, 2007 (7 days in advance) released aluminum shell iMac, iLife'08, iWork'08;

September 5, 2007 (8 days in advance) released iPod touch, WiFi iTunes, the third-generation iPod nano, iPod classic and iTunes 7.4;

March 6, 2008 (7 days in advance) released iPhone SDK, iPhone 2.0 and the App Store;

September 9, 2008 (7 days in advance) released fourth-generation iPod nano, second-generation iPod touch, iTunes 8, high-definition TV.