If you want to kick the tiger in his ass you'd better have a plan for dealing with his teeth - Tom Clancy

Things rarely happen for a single reason. Even the cleverest and most skilled manipulators recognize that their real art lies in making use of that which they cannot predict.

[...] The image superimposed on Ricci's field of view by his visor display showed a pair of guards in hooded parkas, goggles, and wool scarves taking relaxed strides along their patrol of the building's north side. Their shoulder-slung FN P90 assault weapons fired the same ammunition as his FN Five-seveN pistol: small rounds, big punch. [...]

The average guy is smart enough to know the difference between what works and what doesn't, and if you have bad information, sooner or later, you figure it out and you get onto something else.