"Pat Flannery" wrote
I think the odds of this working are about 1% at best.
It still doesn't address the problem of what the EVAing astronauts are
supposed to hold onto while they are putting stuff into the hole, ....

Actually that was the least of their problems -- they would be holding onto
the PLB door, the centerline edge of which would have been positioned
within a few feet of the damaged RCC area. They could have rigged a
workable foot restraint attached to handholds along that edge.