Nasa personnel don’t know how to count down from 10 to 0? The count went from 2 straight to 0 — no wonder the little ‘bot got confused! Fortunately, the stores of pressurized fuel looked to be SEVERAL YARDS away from the blast.
In the 50's a schoolyard joke went like this.
Q. How do they count backwards at Cape Canaveral?
A. 5...4...3...2...1...OH s#!t, back to the drawing boards.