otaku vs nerd

im sick of people saying im otaku. I insist i am just a anime game nerd but they insist im otaku.help me prove this to them.

what are the differences between otaku and nerd when both are into anime and games. please explain why you think soo.

I know right? And wtf is up with drawing fat anime girls and shit? fucking weird ass losers with weird fetishes...I hope we get nuked sometimes so that fucktarded subculture just rots away