Things only got testier when Bear Stearns announced abysmal fourth-quarter results on Dec. 20.

As hackers navigate the testier legal landscape, however, law enforcement officials are having an equally tough time tracking down the cybercriminals within those communities.

(Fig. B): The more particles we squeeze into the container, the testier they will become, especially if the container happens to be a rush-hour downtown local at 86th and Lex.