commerce. To some, this is a loss. Cash represented a certain freedom from
Ultimately, the most rigorous traceability solutions, including QR codes and microchips, won't be useful if people don't actually check them as a condition of making their purchases. Imitators can simply counterfeit QR code labels, for example.
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李 · 克劳是和乔布斯长期合作的广告总监，他帮苹果制作了《1984》和《不同凡想》（Think Different）两条经典广告。
John Harp was able to identify the type of brick in the wall shown behind Lucy