Originally Posted by Kit R
Then the distribution of the judges WOULD be truly random
You answered it yourself.
Many competitors do EVERYTHING THEY CAN to remove any trace of randomness to their whole process. THEY DO NOT WANT RANDOM JUDGING. They want what they consider fair and equal judging.
For the record, I am not personally saying this is my point of view, but it is a point of view of many very excellent competition barbeque teams.