On Thursday, February 5, 2015 at 10:54:26 AM UTC-6, philo wrote:

That almost happened to me once.

Before I put a floor in the attic I once slipped off the joists.
I did not go through as the house is plaster and lath...but every night
when I look at the bedroom ceiling and see the crack, I am reminded of
my mis-step

https://www.youtube.com/watch?v=-HkO5gtliYc