prompt: Why did Hecht
chosen.content: Why did Hecht
chosen.role: user
chosen.content: Hecht is the inventor of the photomultiplier, a type of vacuum tube used to detect and amplify low light levels in order to measure radioactivity and photoelectric currents.
chosen.role: assistant
rejected.content: Why did Hecht
rejected.role: user
rejected.content: Hecht was motivated to produce and sell his products in order to create economic security and self-reliance for his family.
rejected.role: assistant