Not across-the-board. Hey, you're here aren't you? That earns you the benefit of the doubt.
I mean ignorant about certain specific topics. Such as…
1. Spokane's city limits.
2. The basics of internal combustion.
3. The problem-solving value of yelling at your computer.
4. The difference between the flu and a cold.
5. What it means when you write or say “I could care less.”
6. The difference between “fighter pilot” and “bomber pilot.”
7. The language of interior decorating.