Some of the prototypes Steam Controller redesigns had customizable touch screens that would later be replaced by Back, Start, and Steam Buttons. The A, B, X, and Y Buttons of the prototypes were moved to the bottom of the controller along with new Arrow Buttons. The Arrow Buttons were later replaced with an Analog Stick, and a D-Pad symbol was placed on the Left Touchpad.

According to current information, a chess simulator made for the Telmac TMC-1800 PC called Chesmac is officially the first commercially sold Finnish video game, and dates back to 1979. The developer, Raimo Suonio, added in two versions of John Conway's Game of Life as bonus content.