"Charlie Matco" was usually depicted as a cartoonish, "private eye" sort of figure, after the fashion of Nick Danger, but without any facial features (i.e., just a fedora, a trenchcoat, and a cigarette in one hand) [REF].
Shannon began to publish a newsletter in 1994, Shannon Knows DEC, which eventually became Shannon Knows Compaq, after the firm's acquisition, and then Shannon Knows HPC.