It looks like he was blaming some nonexistent object on the floor, though, lol! Just like a lib, it could NEVER be his fault.
Yep, one of those disappearing objects people use as gags.
I’m 80 years old and have Parkinson’s. Every time I have fallen, it has been my fault. Not allowing him to use a walker or a cane is simply Elder Abuse. I truly feel sorry for him.