The problem each year repeats like the weather itself,  simply because of the awful behaviour of the airline ground staff. Our airline ground staff are perhaps the worst amongst developing/developed nations. 

With the LoC and now even LAC active around the year conventional artillery might be supplemented with Hamas-type rockets, both by China and Pakistan, Pakistan in particular. India's vital military establishments and civilian targets are right across the LoC and vulnerable to such strikes. A few jihadis from Pakistan have already threatened…