What do you think is a new technology that presents a significant regulatory challenge, and what do you think should be done?

Q1. Why do new technologies require regulation, What factors do they have in common that drive government regulator’s motivations? (try to provide 3 reasons, base them in literature as much as possible. This point should apply to all new emerging technologies)

Q2. What do you think is a new technology that presents a significant regulatory challenge, and what do you think should be done?