Why? you referred to a book that expresses and out of date view of Christian history and I contrasted that with another book that expresses an out of date view of evolution and how that despite that fact it was still profitable to read it.
In the general sense, codex Sinaiticus for example and the many other preserved scraps we have from antiquity.
You say “more accurate” how do you establish the accuracy of an interpretation of a text that’s say, almost two thousand years old?