I found this in my VCR.
Scientist in the late 21th century perfected a synthetic compound called XNA.
This is a form of artificial DNA that self-replicates and evolves thus it can be thought of as alive.
They quickly began creating fully artificial humans that were indistinguishable from real ones. This came, however, not without a consequence. They were built with a fail-safe. A computer chip that provided full control over the artificial human beings, so that they wouldn't develop a consciousness that was harmful and would break laws. What would happen if the artificial humans were hacked or got a virus?
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