I have no doubt. He hails from the fine countercultural tradition of literary civil disobedience, a.k.a., writing and distributing information about subjects "the government doesn't want you to know" that strongly influenced early hacker subculture.
C.f., e.g., William Powell (The Anarchist Cookbook), Abbie Hoffman (Steal This Book; my personal favorite, while much of the information is outdated, the style is charming, and where else can you find information about phone phreaking, hitchhiking, shoplifting, street fighting, cooking (food, not drugs), panhandling, explosives, camping, firearms, birth control, welfare fraud, and Henry Kissinger's home phone number between the same two covers? At its core, it's a book of "life hacks", disreputable and otherwise, written decades before the term was coined.).
C.f., e.g., William Powell (The Anarchist Cookbook), Abbie Hoffman (Steal This Book; my personal favorite, while much of the information is outdated, the style is charming, and where else can you find information about phone phreaking, hitchhiking, shoplifting, street fighting, cooking (food, not drugs), panhandling, explosives, camping, firearms, birth control, welfare fraud, and Henry Kissinger's home phone number between the same two covers? At its core, it's a book of "life hacks", disreputable and otherwise, written decades before the term was coined.).