In the realm of law enforcement, iris recognition could be used to identify suspects at long range in various lighting conditions. The system can even be used to capture images through reflections in a mirror.
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Let's see what our wise men can come up with:
1) Write a "scientific" paper, make assumptions, use some "algorithm", predict event A 2) Wait 3) Observe empirical evidence 4) Revise initial paper 5) Bask in peer admiration
Did I miss anything?
Excessive login or logout messages are a sure sign of senility.