Invisible, light-transmissive display system

A laptop computer comprising:

• a first display;
• a base housing hingedly coupled to the first display;
• a keyboard at a wall of the base housing;
• a second display at the wall of the base housing adjacent to the keyboard, wherein the second display comprises a plurality of light sources configured to emit light through a light-transmissive portion of the wall;
• and
• a controller configured to control the plurality of light sources in the second display to selectively illuminate different patterns at the light-transmissive portion of the wall.

A laptop computer comprising:

• a display;
• a base housing hingedly coupled to the display, wherein the base housing comprises a housing wall;
• and
• a plurality of light sources in the base housing that are configured to illuminate a pattern of light through the housing wall in an on state and that are substantially invisible in an off state.