Editor's Note: Apple's Worldwide Developers Conference kicked off today in San Francisco at the Moscone Center where the tech giant introduced a new MacBook Pro with retina display and up to 16GB of memory.
“The MacBook Pro with Retina display pushes the limits of performance and portability like no other notebook,” said Tim Cook, Apple’s CEO. “With a gorgeous Retina display, all flash architecture and a radically thin and light design, the new MacBook Pro is the most advanced Mac we have ever built.”
The company also announced the highly anticipated iOS 6, Apple's latest operating system, which will feature Apple's own maps application.
2:52 P.M.: iOS 6 ships in fall (likely with new iPhone), developers get to preview the new version today.
2:49 P.M.: Apple rallies Google's rivals in iOS 6 (Yelp , Facebook).
2:44 P.M.: Apple has 3D flyover in Maps, one-upping Google. The animations flow smoothly from 2D, 3D views and flyover view.
2:43 P.M.: Maps includes local search, turn-by-turn navigation, incident reports, Siri integration.
2:40 P.M.: New Maps in iOS 6, built from ground up by Apple.
2:39 P.M.: New accessibility features, single app mode and guided access, give users more control.
2:37 P.M.: Passbook updates data live, like gate changes in airline tickets.
2:35 P.M.: Passbook, a new app, keeps airline tickets, store cards, movie tickets all in one place.
2:32 P.M.: Photo Stream on iOS 6 allows for shared Photo Streams. It works with Mac, in browser on Windows, through Apple TV.
2:28 P.M.: iOS 6 enables FaceTime over cellular; new options for keeping phone from disturbing you.
2:26 P.M.: With public API, Facebook integration easier for developers; Facebook birthdays, events now appear in calendar; Facebook phone numbers appear in contacts.
Note: this is far deeper integration than Apple did with Twitter last year
2:24 P.M.: Facebook integration coming to iOS 6; App Store integrated.
2:23 P.M.: Siri coming to the new iPad in iOS 6.
2:22 P.M.: Apple adding a number of languages to Siri, including several tuned for local dialects and accents (lots of applause).
2:19. P.M.: Siri now launches apps "Play Temple Run."
2:18 P.M.: Siri now includes Rotten Tomatoes, movie trailer integration, ask questions about actors; preview of TV interface?
2:16 P.M.: Restaurant integration with Yelp has gotten deeper, and integration with OpenTable to make reservations.
2:15 P.M.: Updates to Siri, demoing sports stats and trivia.
2:11 P.M.: Apple sending 7 billion notifications per day via notification center in iOS.
2:10 P.M.: More than 80 percent of iOS base running iOS 5, versus 7 percent running latest version of Android.
2:09 P.M.: Mountain Lion arrives in July via Mac App Store, $19.99 for Lion and Snow Leopard upgrades.
2:07 P.M.: More than 200 features, including VIPs in Mail, adding features for China .... New input methods, fonts, support for Baidu, YouKu, etc. integrated.
2:03 P.M.: New Power Nap feature in Mountain Lion keeps OS, apps updated and backed up while Mac sleeps. AirPlay and Game Center also coming to Mountain Lion.
1:59 P.M.: Multitouch gestures provide a new way to navigate browser tabs.
1:56 P.M.: Safari gets search suggestions, iCloud Tabs, shows what pages are open across devices.
1:54 P.M.: Dictation comes to OS X, much like iOS.
1:53 P.M.: Notification Center brings iOS-style app notifications to OS X. Alerts and banners can be turned off; they're automatically off if you connect to a projector.
1:48 P.M.: Mountain Lion builds in iCloud support; mail, contacts, calendar automatically updates; messages, reminders, notes and also syncs. Documents in the cloud makes data available everywhere .... Developer SDK will let developers add iCloud support too.
1:46 P.M.: There are 40 percent of OSX users on Lion, 26 million copies distributed. Now introducing Mountain Lion.
1:45 P.M.: Now moving on to OS X
1:44 P.M.: The Retina MacBook has a 15.4 inch display, 2.3ghz i7, starting at $2,199 starting configuration (not unreasonable for a high-end pro machine). It also starts shipping today.
1:41 P.M.: Asymmetrical fan blades inside the Retina MacBook Pro create sound at different frequencies to make it seem quieter.
1:38 P.M.: Jony Ive, Bob Mansfield intro to new Retina MacBook Pro in video.
1:37 P.M.: Apple says 7 hours of battery life in new Retina MacBook Pro.
1:35 P.M.: New MacBook Pro has high-end core i7, up to 16GB of memory, up to 768GB of flash storage, SD card and HDMI ports and two Thunderbolt ports.
1:32 P.M.: Apple gave Adobe info on Retina Display to update Photoshop early .... Sign of improving relations?
1:31 P.M.: Apple updates Lion OS, Aperture, Final Cut Pro 10 for MacBook Pro Retina Display.
1:28 P.M.: Apple unveils new MacBook Pro rivaling the MacBook Air in thinness: .71 inches. New MacBook Pro has Retina Display, 2880 x 1800.
1:24 P.M.: New MacBook Pro also has Ivy Bridge, USB 3.0. Apple is having mic problems with Phil Schiller .... Usual for them, a little distracting.
1:22 P.M.: New MacBook Air shipping today.
1:21 P.M.: There will be up to 512 GB of flash storage making it twice as fast as before; USB 3 added.
1:18 P.M.: Phil Schiller on stage talking about Macbook Air. "We're going to update it with Ivy Bridge, faster memory," Schiller said.
1:17 P.M.: Cook announced changes in notebook lineup, iOS and Mac OS.
1:12 P.M.: AirBnB home rental app highlighted in app video.
1:11 P.M.: In a video, Apple telling the stories of apps that help blind people navigate, help teachers teach anatomy.
1:08 P.M.: Apple showing a video about app store impact.
1:07 P.M.: Customers have downloaded 30 billion apps and Apple has paid out more than $5 billion to developers. Apple will have 155 countries for app store soon.
1:05 P.M.: More than 650 thousand apps in app store, 225 thousand for iPad.
1:05 P.M.: Apple has more than 400 million accounts on the app store with credit cards and 1-click buying.
1:04 P.M.: Cook said WWDC sold out in an hour and 43 minutes.
1:03 P.M.: Tim Cook has taken the stage.
1:02 P.M.: Siri opens the conference with a comedy routine.
"How many developers does it take to change a lightbulb? None. That's a hardware problem."