I think lots of photojournalists in the 60s switched to 35mm because it allowed them to shoot more frames, and 35mm is sufficient for newspaper. On the othersi

I think lots of photojournalists in the 60s switched to 35mm because it allowed them to shoot more frames, and 35mm is sufficient for newspaper. On the otherside, pros working for magazine/fashion industry/etc still used medium/large format.