Any person who is either stubbornly and willfully ignorant about electronics and computers, or who is genuinely too stupid to understandelectronics, computers, or related concepts.
John: "How come I never got that e-mail from your mom?"
Steve: "She doesn't know how to do e-mail."
John: "Are you serious?"
Steve: "Yeah, she's a real technidiot, if you know what I mean."