I asked:
"Does the frequency matter?"

You replied:
"Sometimes, yes."

I should have asked:
"Why, in this particular discussion, would the frequency matter."

Then you ask:
"So why, if you're right, aren't there gazillions of cases to back you up?"

Because this is a NEW CONCEPT?

The technology has progressed to a point where this type of invasion is now possible.

For slander/libel all you needed was a means of communication. We've had that for 3000 years.