This week on AI: Apple's Siri & AirPlay speaker, self-driving car tests & more

By Roger Fingas

By far one of the most popular stories this week was that Apple's Siri-based Amazon Echo competitor might not only be alive, but nearly finished. We also caught a glimpse of Apple's self-driving testbed SUVs, and news that the fight between Apple and Qualcomm is stepping up a notch.

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A roundup of all of our hottest stories this week:

Apple 'finalizing' design of Amazon Echo rival based on SiriApple's self-driving testbed spotted in Silicon ValleyApple to halt royalty payments to Qualcomm until end of ongoing legal battleApple to launch 'Today at Apple' retail sessions in late MayPurported internal schematic of 'iPhone 8' shows 'A11' chip, removable SIMApple's 'iOS 11' Music app to put more focus on Apple Music video contentFour ex-NASA engineers on Apple's list of autonomous car software testersApple pushes 'Carpool Karaoke' launch back to 'later this year'Apple hires NASA AR/VR expert Jeff Norris to work on future productsDutch judge rules Apple can't swap refurbished iPads for broken onesAlleged 'iPhone 8' schematic shows wireless charging pad, no rear Touch IDApple Watch NikeLab now available from Nike itself, but not at Apple RetailApple Music to provide song content for Musical.ly, report saysApple's Siri-based Echo competitor rumored to borrow design cues from Mac Pro, could arrive at WWDCApple lobbies California DMV to keep self-driving car plans out of public eyeApple assembler Foxconn says US investment coming, details unsettled