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Unusual silicon-on-sapphire chip unearthed in ancient HP floppy disk drive

The old floppy drive had a broken interface chip, Shirriff explained on his blog. He decided to decap it and took photos. The chip has an unusual substrate, consisting of a sapphire base with silicon elements and metal wiring on top. The “silicon-on-sapphire” chip is partly transparent, Shirriff notes, and…Read Entire Article

Unusual silicon-on-sapphire chip unearthed in ancient HP floppy disk drive

The old floppy drive had a broken interface chip, Shirriff explained on his blog. He decided to decap it and took photos. The chip has an unusual substrate, consisting of a sapphire base with silicon elements and metal wiring on top. The “silicon-on-sapphire” chip is partly transparent, Shirriff notes, and…Read Entire Article

Rite Aid’s Facial Recognition Accused Innocent Shoppers of Theft

Face Off When companies and organizations use facial recognition technology for surveillance or security, the results are inaccurate enough that they lead to disastrous outcomes. Case in point is big drug chain Rite Aid, which used faulty facial recognition tech in their stores to combat shoplifting but instead ended up antagonizing and traumatizing shoppers, according [
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