Sony is the latest highly regarded brand to find a problem with a high-end product (in this instance their a7s II [B&H|Amazon] ) only after it's out in the marketplace. Leica's SL and Blackmagic's Production 4K cameras are just two others that immediately come to mind. The good news is that Sony has already fixed the problem, barely a week after finding it; Blackmagic has sorted their problem with fine pattern noise and black sun with their newest 4.6K sensor; and Leica is working on a fix for their L-Log problem when shooting internally in 8 bits...

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