Which iconic gaming controller feature was originally mocked as unnecessary but later became a standard industry innovation that competitors eventually adopted?

Brand identity in gaming goes beyond logos and colors—it extends to the physical hardware that connects players to virtual worlds. Gaming controllers have become distinctive symbols of their respective platforms, with designs that evoke immediate brand recognition. This trivia question tests your knowledge about how one major gaming brand's controller design evolved through strategic brand identity decisions.

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PlayStation's analog sticks (introduced on DualShock in 1997)
Xbox's offset asymmetrical thumbstick layout (introduced in 2001)
Nintendo's motion-sensing capabilities (introduced with Wii Remote in 2006)
Sega Dreamcast's built-in LCD screen (introduced in 1999)