Because the system "knows" when a user is reaching for the controller, menu buttons on the screen are hidden when not needed.

ENGADGET: Garmin multi-sensor controller concept replaces touchscreen interface with in-console dial rig

The UI reminds us of a simplistic feature phone geared toward the basic user, with six icons on the front screen including an app menu.

ENGADGET: E Ink reference phone and flexible display hands-ons (video)

Thanks to a dedicated exposure compensation dial, the MX-1 assures user-friendly, direct-access shift of the exposure compensation setting without the need to recall the menu screen.

ENGADGET: Pentax launches brass-bodied MX-1 point-and-shoot: 12MP with 4X zoom (update: now with hands-on photos)