Every medicine comes with a warning label. Before a new drug reaches the public, it must pass years of testing. Researchers examine not only whether it works but also whether it causes harm. Regulators demand evidence. Pharmaceutical companies are expected to prove that their products are reasonably safe before people use them. Technology, by contrast, has no such step-by-step testing procedure. A social media platform can decide how billions of people communicate. A smartphone can alter daily habits across entire societies.

Every medicine comes with a warning label. Before a new drug reaches the public, it must pass years of testing. Researchers examine not only whether it works but also whether it…

すべての薬には警告ラベルがついている。新薬が世に出る前には、何年にもわたるテストを通過しなければならない。研究者たちは、その薬が効くかどうかだけでなく、害をもたらすかどうかも調べる。規制当局は証拠を要求する。製薬会社は、・・・