Anytime you have your "trust switch" permanently set to "on" or "off" for any given source of info then I would classify you, using your term, as a "sheepwalker

Anytime you have your "trust switch" permanently set to "on" or "off" for any given source of info then I would classify you, using your term, as a "sheepwalker". Just do your best to always employ critical thinking skills, platitudes such as "never trust mainstream media" will just land you in another trap.