And if he was, then what of his admitted children, and his lifelong history of bad behavior, as seen here:
Catholic.com entry on Alexander VI , quote "A stern Nemesis pursued him till death in the shape of a strong parental affection for his children."
Tell me, is the site Catholic.com also the site of "hate monger gnostics" who repeat "unhistorical facts" ?
Need I remind you of the horrific sinner that Saint Paul was in persecuting Christians before his conversion?
The Pope is infallibly protected from errors in dogmatic teachings regarding matters of Faith and Morals.
Many Popes had no involvement in these teachings through the ages.
This does not mean that they were not part of Apostolic succession either
Here is a more accurate source for Pope Alexander VI
http://www.newadvent.org/cathen/01289a.htm