By Hindustan Times
The dynamics of film business has undergone a dynamic change. In the 1970s, the concept of simultaneous release did not exist in India. Even big-budget movies featuring the top stars of that era -- Rajesh Khanna, Amitabh Bachchan, Dharmendra, Jeetendra, Vinod Khanna and Shatrughan Sinha -- would see a scattered release, releasing in a circuit or two initially and gradually expanding to the other circuits of the country. Those days, the BO performance was gauged by its business in various circuits, a practice that continues to exist even today, in this day and age of simultaneous global release.
Ideally, one should look at the consolidated num