1) No real competition yet (Leica doesn't count). And no Canon-Nikon hegemony to deal with.
2) It would have the famous "WOW" factor. It would be a unique product and certainly many would look at it.
So let's go Pentax...just (finally) do it! :)
P.S.: It is rumored that Samsung may announce a FF mirrorless in Spring. While more reliable rumors are coming from the Sony front where a new NEX-FF system will be launched in 2014.
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