> The sperm donor guy How did the Sperm Donor know it was his child? Find that and that's how Facebook knows. To look at a friend suggestion and know it's yo

> The sperm donor guy How did the Sperm Donor know it was his child? Find that and that's how Facebook knows. To look at a friend suggestion and know it's your child means you have been in contact with someone past the donation stage. Nothing about how Facebook offers suggestions are secret to my knowledge. All that's happening is people are not aware how easy it is to find information from networks