"My point is that the spark stopper, regardless of how many spark plugs you use, is likely to be just as effective as buttocks clenching and panicking."
Eh, well...Folks like Polyphaser have been making and selling lightning arrestors to the broadcast industry for years. And those folks *usually* keep on transmitting, despite lightning and thousand foot tall antenna towers, 24x7.
They have white papers available online. they won't stop everything every time. But they sure can improve your odds when compared to just doing nothing.