I think that is a good primer for the average windows user. It might be interesting to elaborate on examples of how privacy has helped humanity. So many people imagine how it could help criminals and forget how many people live under true tyranny. Right now people in Syria are organizing to assist others in getting out of the country while under fire. They are one facebook post away from being tortured to death.
I like this. I tried it a little bit in talking about how there is no chance of identity theft in using Bitcoins, but nothing bigger than that. Although that also sounds like a good post on its own.
