It's not about being pedantic, but that's literally the whole point of the Bayer process (which is what was being discussed). If we were fine with getting 1/4

It's not about being pedantic, but that's literally the whole point of the Bayer process (which is what was being discussed). If we were fine with getting 1/4 resolution output we'd just put one color filter for each sensor pixel and don't Bayer demosaic anything and call it a day.