UK terror threat, defined
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By Peter Boockvar – January 22nd, 2010, 3:51PM
The DJ is reporting that the UK raised its terror threat level to ‘Severe’ from ‘Substantial.’ They define ‘Substantial’ as an ‘attack is a strong possibility’ whereas ‘Severe’ is defined as ‘an attack is highly likely.’
via The Big Picture » Blog Archive » UK terror threat, defined.
I get it but it seems arbitrarily imprecise. Severe has a probability near 50 but whose highest point is not above 50 percent. whilst substantial has a high point above 50. Why don’t they just use something like the doomsday clock??