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A comment on Apple Reports Declining Profits and Slowing Growth Again. Parent comment

Re:Apple Reports Declining Profits and Slowing Growth Again by rimliu on Tuesday July 30, 2019 @06:17PM (#20569763)
Face ID does not need light to work. It projects its own grid of IR dots.
[ Parent | on HN ]
Re:Apple Reports Declining Profits and Slowing Growth Again by dkarl on Tuesday July 30, 2019 @06:21PM (#20569792)
Is that going to help me know when it will work or not? I doubt it. I shouldn't need to be spinning theories about how it works anyway.
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