Girlfriend and the Internet

So, some older people don't seem to understand that relationships can form through the internet, that for some reason it's difficult to forge a meaningful partnership with someone through the internet without meeting face to face. They also claim it's scary - what kind of odd and bizarre people do you get online? But with the advent of social networks and instant messengers I don't subscribe to this view. I mean I met my girlfriend through the internet. She doesn't yet know she's my girlfriend...