We see only what we believe and a lot of us take this as a badge of honor since it discloses how fine our beliefs are. People with politically correct, romantic, and acceptable beliefs are proud to go about wearing nothing else. We're all guilty of this to a greater or lesser extent but I wear my beliefs on my sleeve and a shirt behind it. I believe everyone makes sense in terms of their premises and that beliefs are a liability, not an asset.

What we have here is an entire culture of naked kings and no subjects. The status quo rules.

Petrie's prejudice can be seen in his hiding the fact water was channeled to the cliff face in a 91 word sentence. The pavement was perfectly flat. We know what some of this water was for but the more important question is how did it get here. Egyptology has been ignoring such unpleasantness for a century and a half.