Your wording is fine, it's your knowledge of various subjects that is the problem, it's too vast! :)
The trick to appearing smart is open your mouth when you know, and close mouth when you don't know. Then folks don't realize how little you actually know.
I may know a lot about XYZ, but plenty of "common knowledge" I really do not know. For instance, I know extremely little about sports. As in, I can only guess what sport a popular team actually plays roughly one in three times. I know even less about TV, celebrities, and other "popular culture". I'd probably seem like a retard in a conversation with normal people as I'd have no clue what they were talking. "Cowboys? ... Ah... Football, right?" But if it's an activity that'll get you on a govt watchlist, heh! Whatcha wanna know?
So this thread is about electronic stuff right? 
It's about the security on cell phones.
Some job you did - according to Google Earth, Europe is still there. 
They wouldn't give me enough
C4.
My kid sister and I still Morse each other by tapping on her dining room table at times.
Drives her husband nuts. 
Tell him I'll sell him a gizmo that converts seismic activity in morse code to letters for a couple hundred bucks. Vibration sensor, an arduino, some really basic code, and a mini LCD display. Fixed.
