David Steinberg, known online by his alias/gamertag StoneMountain64, is an American Internet celebrity, current Facebook Gaming streamer, and current YouTube content creator. In over nine years of producing gaming-related content online, Steinberg has accumulated more than five million followers across all of his platforms[1][2][3]. He is best known for creating comedic and informational content, and live streaming himself, playing the popular video games Call of Duty: Warzone, Escape from Tarkov, PlayerUnknown's Battlegrounds, the Battlefield series and other first-person shooters, among other titles not in that genre. He is also known for a persona he created for video content, where he acts like a commanding officer from a military unit while playing with randomly queued gamers.