Comment: You never know.

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In reply to comment: They may be shocked (see in situ)

You never know.

Some of them may go home and do a little research on the internet, now that it's been brought to their attention. Most of us were asleep at one time too, you know. He planted seeds of information in people's minds today, and some of the seeds might just grow. It's a process, and the momentum is building.

Kudos to the OP for a job well done!