This week on AI: Apple's blockbuster Q1, Cook battles Trump, a new Apple chip design and more

By Roger Fingas

Apple revealed the results of a very successful holiday quarter on Tuesday, setting a record with $78.4 billion in revenue. Politics also took a prominent spot in the news however, and rumors came out about the development of a custom ARM chip for Mac.

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A roundup of all of our hottest stories this week:

Apple smashes expectations: record setting $78.4B in revenue on sales of 78.3M iPhonesApple weighing legal action against Trump immigration ban, to match employee donations to refugee relief fundsApple developing ARM chip for Mac to handle low-power functionalityApple makes watchOS 3.2 beta with Theater Mode, SiriKit available for developersApple exceeds targets in latest bond sale, raises $10 billionNew batch of LG UltraFine 5K displays will have enhanced RF shielding, may not completely fix the problemApple pulling apps from developers located in Iran from the iOS App StoreNintendo reveals high unlock rate for 'Super Mario Run,' delays 'Animal Crossing' for iPhoneiOS 10.3 beta reveals Apple will cut off 32-bit support in 'future versions of iOS'Prince songs expected to hit Apple Music, other streaming services on Grammy's nightTrump administration's work visa plans could shake up recruiting at Apple, other US tech firmsVideo: Theater Mode in Apple's watchOS 3.2 betaApple to more than double floor space at iconic Fifth Avenue storeApple, Google, others drafting letter opposing Trump's travel banSpotify's former head of label relations recruited for identical role at Apple MusicLawsuit claims Apple forced users to iOS 7 by breaking FaceTimeApple offers $199.99 Pro Apps Bundle for Education, including Final Cut Pro X, Logic Pro X