Disclaimer: This is in no way discriminating any race.
A says:
and everytime he uses the visualizer, when he put in his hand in to write something, the screen that we all look at will be blur (ie, cannot see a single shit)...........you know why?????
B says:
he nv focus!
B says:
ohhhhhhhh
B says:
he smudge the ink ah
A says:
no
coz his hand is too too too too black, and so the visualiser will focus all the light to his hand to make it bright...and so the words that he writes on the paper will not be seen...until after some time when he removes his hand