Arnold Kim

Arnold is the Editorial Director of MacRumors and founded the site in February, 2000.

Arnold was also a practicing physician but gave it up in 2008 to focus on this website. He has been writing about Apple for over 20 years, and has been profiled by the New York Times, and interviewed by various news publications about his knowledge of Apple.

He continues to run MacRumors, and provides editorial oversight as well as business direction.

Arnold Kim's Articles

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Prototype iPhone 4 Appears on eBay

Sunday July 3, 2011 7:26 pm PDT by
As noted by ThisIsMyNext, a prototype iPhone 4 appeared on eBay this weekend. This prototype iPhone 4 has many of the signs that it is a pre-release device. The volume buttons don't have the + and - markings as the production models have, and the FCC ID, Size and Model numbers are X'd out on the back casing. The eBay description details the findings:1. iPhone has wear on the frame, some...
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Apple Has Outright Ownership of Nortel's LTE (4G) Patents?

Sunday July 3, 2011 6:42 pm PDT by
Robert Cringely claims to have some details of the deals that were in place for the $4.5 billion acquisition of Nortel's patent portfolio. The patents were ultimately won by a consortium that included Apple. The auction drew interest of many of the major players in mobile today due to Nortel's large portfolio of Long Term Evolution (LTE, also known as "4G") related patents. Reuters...
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OS X Lion Allows Running Multiple Copies on the Same Machine (Virtualization)

Friday July 1, 2011 1:35 pm PDT by
For the first time, Apple is allowing owners of OS X (client version) to run multiple virtual copies on the same machine. Previously, Apple extended this ability to Mac OS X Server only. Running separate instances of Mac OS X should be possible under virtualization solutions such as VMware Fusion and Parallels. This functionality allows you to deploy different sandboxed installations of OS...
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4th of July App Sales and an AppShopper App Update

Friday July 1, 2011 12:00 pm PDT by
Heading into the 4th of July weekend, many developers are using the holiday as an excuse to cut prices on their Apps. Prominent developers such as EA and Gameloft are amongst the participants. A running list of all App Store price drops can be seen here. Meanwhile, sister site AppShopper.com, which tracks all App Store sales and updates, has updated their iOS App with a number of new...
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Nortel Patents Sold for $4.5 Billion to Consortium Which Includes Apple

Thursday June 30, 2011 10:21 pm PDT by
Nortel announced that they had concluded an auction to sell of its patents and patent applications to a consortium consisting of Apple, EMC, Ericsson, Microsoft, RIM and Sony. The final winning bid was $4.5 billion and includes over 6,000 patents and patent applications covering wireless, 4G, networking optical, voice internet, semiconductors and more. "Following a very robust auction, we are ...
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Thunderbolt Cable Teardown Reveals Electronics and Firmware

Wednesday June 29, 2011 4:45 pm PDT by
As noted by Arstechnica and iFixIt, Apple's new $50 Thunderbolt cable is actually a "smart" or "active" cable that contains circuitry and firmware. Arstechnica explains:A source within the telecom industry explained to Ars that active cables are commonly used at data rates above 5Gbps. These cables contain tiny chips at either end that are calibrated to the attenuation and dispersion properties...
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Early Thunderbolt vs FireWire RAID Benchmarks

Wednesday June 29, 2011 12:51 pm PDT by
With the Pegasus R4 and R6 Thunderbolt RAID Enclosures now shipping, the first review units are starting to appear at various publications. Macworld has some early benchmarks comparing a 6-drive RAID 5 Promise enclosure to a 4-drive RAID 5 SmartStore DS 4600. The comparisons aren't entirely equal as the Promise enclosure doesn't support USB or FirewWire, so they had to make do with comparing...
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Apple Posts Final Cut Pro X FAQ, Promises Updates

Wednesday June 29, 2011 12:59 am PDT by
Apple has quietly posted a FAQ for Final Cut Pro X in response to the many questions and criticisms. (via 9to5Mac). The FAQ appears not to be linked from Apple's main site, and has not yet been publicized.Final Cut Pro X is a breakthrough in nonlinear video editing. The application has impressed many pro editors, and it has also generated a lot of discussion in the pro video community. We know...
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Former Shake Product Designer: Apple Doesn't Care About Pro Market

Tuesday June 28, 2011 7:04 pm PDT by
Former Shake product designer Ron Brinkmann weighs in on Apple's Final Cut Pro X release. The latest release of Apple's video editing software has received much criticism from professionals due to absent features. Brinkmann was on the original team that developed Shake image compositing software prior to Apple's acquisition of the parent company. Brinkmann continued to work at Apple from 2002 ...
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AT&T Leaks Don't Show iPad LTE Plans

Monday June 27, 2011 8:55 pm PDT by
Over the weekend some newly leaked AT&T documents generated some interest about references to possible LTE-based iPads. iFans first wrote about the possibilities. The references, however, were rather vague and the dates were also in question. One of their own forum readers dug into the data further and found that the...
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Example of an External Dock and GPU Over Thunderbolt Technology

Monday June 27, 2011 8:37 pm PDT by
Sony just announced a new ultra-thin 13.1" notebook that integrates Thunderbolt in a unique way. Sony is offering a "Power Media Dock" which is an expansion module that connects to the laptop via an optical cable. Featuring high-speed I/O data transfer based on the architecture codenamed ‘Light Peak’, Power Media Dock boosts graphics performance while adding numerous extra connectivity...
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iOS 5 Beta 2 Notification Center Now Shows Upcoming Calendar Events

Monday June 27, 2011 11:34 am PDT by
Late last week, Apple released Beta 2 of iOS 5 to developers. The new release added a number of small features to the previous beta, including the activation of Wi-Fi sync. One small but notable additional feature that we've been made aware of is the addition of upcoming calendar events on the...
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Duke Nukem Forever Coming to Mac in August

Monday June 27, 2011 9:45 am PDT by
Earlier this month, after 15 years of promises and delays, the long awaited sequel to Duke Nukem 3D was finally released. While Duke Nukem Forever was met with poor reviews, if you still wanted to relive the experience on your Mac, you'll have a chance this August. Aspyr announced today that Duke Nukem Forever will be officially making its way to the Mac in August. Aspyr is offering it...
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BestBuy.com Runs Out of MacBook Airs As Refresh Nears

Sunday June 26, 2011 10:44 pm PDT by
BestBuy.com has stopped shipping MacBook Airs to customers ahead of expected revisions to the MacBook Air. 9to5Mac speculates this is to divert the limited MacBook Air stock to their retail locations: This typically means that supplies are so constrained that they have to focus their remaining inventory on their popular physical retail stores. BestBuy.com does not provide a date for when they...
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iMovie '08 Was Originally Called 'First Cut', Ubillos on Final Cut Pro X

Saturday June 25, 2011 11:37 pm PDT by
In a lengthy article on DVCreators.net, Josh Mellicker revisits the Final Cut Pro X complaints and what Apple might have to do to address its limitations. The full article may be of interest to video editing professionals. For the rest of us, the most interesting part of the article was a reference to how Apple's Chief Architect of Video Applications Randy Ubillos had originally created ...
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iOS 5 Beta 2: User Interface Tweaks, 3G Over-the-Air Updates, Native Scrolling in Safari

Saturday June 25, 2011 9:43 pm PDT by
Apple's iOS 5 Beta 2 that was released to developers Friday contains a number of new findings. The biggest one we covered yesterday with the additional of Wi-Fi syncing. AppleInsider posts a couple of screenshots from the new lock-screen notifications which show a slightly more prominent display: They also point out that the keyboard in iMessage now recedes when scrolling upwards into...
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Apple Releases iOS 5 Beta 2 to Developers, Now with Wi-Fi Sync

Friday June 24, 2011 3:19 pm PDT by
As noted by ItsAllTech, Apple has released the first followup beta release to iOS developers. iOS 5 Build 9A5248d was just released this evening. The first changes noted include: - Wireless syncing has been enabled for Mac OS X computers WiFi Syncing In iOS 5.0 beta 2, wireless syncing is now available for the Mac. It requires iTunes 10.5 beta 2 and OS X 10.6.8 or Lion. You will see an ...
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Bungie's Marathon Officially Coming to iPad

Friday June 24, 2011 1:12 pm PDT by
Early Beta screenshot Bungie has posted on their official blog an interview with iOS developer Daniel Blezek who has been working on porting Marathon to the iPad. Blezek has been working on this project for some time but there were initially questions about the legal issue related to distributing Marathon's original level packs. Based on notes from the interview, however, it seems that this...

Conan O'Brien Mocks Final Cut Pro X

Friday June 24, 2011 6:28 am PDT by
Conan O'Brien mocked Apple's latest release of Final Cut Pro during his show last night. Final Cut Pro X has been receiving a significant number of negative reviews due to a loss of features as compared to Final Cut Pro 7. ...
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Apple Ramping Up New MacBook Air Production in July [Update]

Thursday June 23, 2011 7:39 pm PDT by
According to Digitimes, Apple's notebook supply chain will "run in full gear starting" in July in order to meet production of the new MacBook Air models. Apple is said to be expecting to take delivery of over 8 million* MacBook Airs in the 3rd quarter. According to Digitimes, this represents a doubling over the previous quarter.Shipments of parts and components for MacBook lineups totaled an...