The one does not exclude the other. Surely Ben would understand that, if Lou explained it properly?
she existed at all
Ben spent so much time playing computer games barely pausing to eat that lately I 'd sometimes wondered if he knew I existed at all.
The one does not exclude the other. Surely Ben would understand that, if Lou explained it properly?</s>Ben spent so much time playing computer games barely pausing to eat that lately I 'd sometimes wondered if he knew I existed at all.</s>she existed at all