Credit: Samsung
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.
，这一点在夫子中也有详细论述
「像鬼一樣工作」：台灣外籍移工為何陷入「強迫勞動」處境
Restore to a checkpoint