Quote Neete: When Britt is exposed, probably 2014, no matter how much he loves this baby, he's not going to stay in the picture. His ego is too big and he want like what a fool Britt has made of him: Hope Sabrina is still on the show so she can say "I told you so Dumbo".
If the child is old enough to call him daddy, I would hope he wouldn't walk away from him. Why hurt an innocent child?
While I agree, the circumstances are much darker, we have seen other characters on the show raise children that they didn't father.
Jason and Michael
Sonny and Michael
Mac and Robin, Georgie, Maxie
Don't think he'll find out for awhile.