drive shaft balancing

[RudolphEmpon]

Hey friends, admit it, who among you has done drive shaft balancing? And more importantly, did you notice any change?
 
I found this article  that says without balancing, my car might fall apart soon. But so far, it vibrates but keeps going. Maybe it's just the automotive version of homeopathy - nothing to worry about, but not exactly helpful?"
Article : shaft balancing