Extremely unlikely confluence of events

Robert Shibley of the Foundation for Indivual Rights in Education (FIRE) weighs in on the "investigation of Glenn Reynolds' tweet.To find Glenn's speech unprotected,

one must also believe:

that drivers on the affected area of I-277 in Charlotte were reading Twitter while driving;
that they were followers of the @Instapundit account;
that they saw the tweet itself; and
that Reynolds had a substantial enough level of control or influence over those drivers that they would be likely to immediately follow his advocacy.
This confluence of events seems—to put it mildly—extremely unlikely.

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