If film grain never existed, would we invent it? Yes, but it wouldn't be used across an entire film. Likely just in flashbacks and other dramatic scenes, the w

If film grain never existed, would we invent it? Yes, but it wouldn't be used across an entire film. Likely just in flashbacks and other dramatic scenes, the way it's applied to digital productions today. Similar to how in the 2000's, hipster bands added photographic pops and crackle to their tracks as an artistic measure.