This is where we ask what if...
...Voldermorts dad had actually been a good dad. ...Harry Potter had been killed the night with his parents. ...Harry Potter was a squib. ...Harry Potter's parnts had been muggles. ...Dudley was nice. ...Rita was nice.
...Voldermort's mum hadn't died. ...Voldermort was never stopped. ...Harry Potter had decided to kill Wormtail. .... hadn't been a traitor, but stood up to Voldermort. ...Neville's parents were sane.