[bvw]

Every crowd is a tinder-dry mob, waiting for a spark, even online.

Not necessarily. Consider the Tea Party rallies, or the Marches for Life, or most religious assemblies, or classical, folk or soft-pop concerts. Some crowds behave well.

But this crowd here today on FR, by that measure -- downright scary.

[Smokin' Joe]

Some crowds behave well.

True, but most all of them will stampede...