This high participation rate is a double-edged sword:

• On one hand, it creates a vast and valuable dataset that could lead to significant medical discoveries.
• On the other hand, it means that even if customers later change their minds, their data may have already been used in ways that cannot be undone.

The Irreversibility of Genetic Information

Unlike other forms of personal data, genetic information is uniquely permanent and shared. Your DNA not only reveals information about you but also about your biological relatives. This creates complex ethical considerations:

• Should individuals have the right to share genetic information that also pertains to their relatives?