Switching to a new system is extremely tough. With Micro Four Thirds holding on by a thread, full-frame cameras like the Sony A7S III can't be ignored.
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Sony A7S III Hands-on: Confessions of Devout Panasonic User
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Sony A7S III is here - Sensible update but not as revolutionary as hoped, plus tough competition from Panasonic S1H - - Filmmaking Gear and Camera Reviews
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