Webcam boobs

Only girls with big boobs get my attention, is that normal? I mean I know that men are crazy about breasts, but how come I am so obsessed? I can sit at home all day long and watch one streaming porn movie after another, as long as there is some busty woman starring. And like watching free porn videos 24/7 wasn't enough, even when I sleep I dream of nothing else but babes with huge hooters, and even though I have fucked quite a few of them I never seem to be satisfied.