>>> Am I missing a point? > >By "AF-On" I meant two thumb buttons. The AF-On is >the "optional/advanced" 2nd thumb button on the >various bodies (I think they now all have an AF/AE lock >button). > >For some reason Nikon calls the single button on the Grip >"AF-On" where I think it really should be called >"AE-L/AF-L" to be consistent with single thumb >button bodies. But since the various thumb buttons are all >programmable, the label is a moot point. > >The point is that if someone is using both thumb buttons, they >must have a good reason. That reason cannot disappear just >because they rotated the camera into portrait mode and now are >using the grip buttons. But Nikon has yet to figure that >out. > >It is not clear to me why I rarely hear anyone else complain >about this but it must be causing issues for all those two >thumb button shooters who also have either add-on or >integrated grips.
Ah, OK. Being mostly an AF-ON and M mode user, I missed that fine point The type of body I am interested in has an AF-ON button. Not having it on the grip is aggravating enough, the consumer bodies do not have one. I'll be really annoyed if the real "D400" does not have one.