His dad, who is a software engineer sighs and replies, "Ah, my son, I guess one day you would have to find out anyway!"
"Well, I saw your Mom and I first got together in a chat room on YAHOO. Then I set up a date via e-mail with your mom and we met at a cyber-cafe. We sneaked into a secluded room, where your mother agreed to a download from my hard drive. As soon as I was ready to upload, we discovered that neither one of us had used a firewall, but it was too late to hit the delete button."
"Six weeks later your mom sent me an instant message saying that her operating system was showing signs of unauthorized program activity from a self extracting file which had implanted itself in her BIOS."
Then nine months later a little Pop-Up appeared and said: 'You've Got Male'!