Hi there, I am a software architect from Zagreb, Croatia, I love movies, computer games, pop/rock, classical and soundtrack music, technology and traveling.
@renabaddie_ 1) You weigh two throuples, if one is heavier you discard the rest, 2) take 2 out of those 3, if any is heavier that is the result, if in balance, the remaining one is result. If initial two throuples are in balance, you discard those and repeat step 2) on remaining throuple
@symplyDAPO You are not meant to descend facing away from the wall, you should be facing the stairs going down, like any vertical ladder which this basically is. I would put in a second handrail and also protective hoops like on regular metal vertical ladder.