Too bad that the whole point of why people do this passive-aggressive pretend-stupid gambit (".. just trying to understand .." is one, and ".. genuinely curious

Too bad that the whole point of why people do this passive-aggressive pretend-stupid gambit (".. just trying to understand .." is one, and ".. genuinely curious .." is another), is that it's almost impossible to call people out on, without sounding at least slightly uncivil.