666 and Scribal Changes of the Text

I have received a number of queries about my post concerning the recently discovered papyrus P115 which indicates that the number of the Beast (the Antichrist) in Revelation 13 was 616 rather than 666.  Some of them I addressed in my post of yesterday.  But some readers have inquired about something slightly different: how do discoveries like this affect our translations of the New Testament?   Here is one of those questions and my respons.

 

QUESTION:

I thought the NIV Bible kept up-to-date...