[Einherjar]

Expect a ban on black umbrellas soon.

The ban on black trenchcoats worked so well (Columbine)

[rightwingintelligentsia]

Of course, those of us who are old enough remember this:

http://articles.cnn.com/2003-01-07/world/terror.poison.bulgarian_1_poison-ricin-assassination-bulgarian-dissident-georgi-markov?_s=PM:WORLD