That won't do any good, then pedantic people will complain that they can better the numbers all the time, and thus EPA numbers are ridiculous, just like you are

That won't do any good, then pedantic people will complain that they can better the numbers all the time, and thus EPA numbers are ridiculous, just like you are now. People need to accept that these kinds of measures are useful approximations, and that there can be no perfect single number, and that this is ok.