Originally Posted by Art Vandelay II 
So IMO it would be really stupid on Pentax's part to stick with the normal K-Mount just so they can support legacy lenses that won't autofocus with mirrorless cameras anyway.
Who says they won't? Focusing is lens-independent, for the most part.
Contrast-based focusing can work with any AF lens. (just don't ask the 4/3 camp; they'll say it isn't true
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