she just returned 20 minutes after the "argument" to announce, "MAYBE you were right, because 1/3 is 0.3333... and obviously 3 x 1/3 = 1 and yes I am aware 3 * 0.333.... is 0.9999... but more likely MATH IS BROKEN!"
then she demands to know why I am smiling (what with this crisis and all I suppose)