What Is the “Gospel of Judas” and Did It ‘Change the History of Early Christianity’?

“THIS is big. A lot of people are going to be upset.” “This changes the history of early Christianity.” (Andrew Cockburn, “The Judas Gospel,” National Geographic, May 2006, p. 91) These overly dramatic in the extreme statements came from scholars who, with open arms, welcomed, the publication of the “Gospel of Judas.” Did these predictions come true?