I think he said no to handrails because every handrail is sop different.
If nobody can do the trick then the person who landed the trick before 2nd sets.
EX)
Person 1 sets trick 1.
Person 2 landes trick 1.
Person 3 lands trick 1.
One week passes.
Person 2 sets trick 2.
One week passes; no one landed trick 2.
Person 3 sets trick 3…
(Person 1 and 3 now have the letter O__)