Ripped from the headlines- Pro golfer breaks his losing streak....and ankle
In the article below, Pro Golfer Tony Finau gets a hole in one, then breaks his ankle celebrating.
Apparently, it is possible to be at the peak of your athletic ability and coordination, but still be unable to walk backwards.
Dislocated isn't the same as broken. It is however very painful, and just as much an example of not being able to walk backwards. It's also just as good at removing your ability to play for a while