Why daily firing is an India-Pakistan practice match at the LoC?

Firing is such a routine on the LoC that if it does not happen for a few days or hours, you start feeling something is wrong. This random firing has many benefits. Besides inviting the enemy soldier cooped up in a similar 2×2 bunker – on the other side of LoC- 30 meters away — to come and play, at the end of it—the soldiers can warm their hands on the red-hot barrel of their guns. It is all a time-pass that kills boredom