When Sound Came to Indian Film
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The arrival of synchronised sound transformed Indian cinema almost overnight, opening the door to spoken dialogue and, crucially, to song, a combination that would come to define mainstream Indian filmmaking for the entire century that followed its introduction to local cinema halls and audiences everywhere across the country and beyond.
Sound also fragmented the industry along linguistic lines in new ways, since a silent film could travel across regions with only title cards to translate, while a talking picture suddenly required separate productions, or careful dubbing, for each distinct language market it hoped to reach and properly serve going forward.
This linguistic fragmentation ultimately helped seed the many distinct regional industries that exist today, each developing its own stars, genres and conventions once sound made language, rather than image alone, a defining feature of what a film could be and who it could realistically reach and move, region by region.