The sound comes from Minecraft, the sandbox game created by Markus Persson and developed by Mojang, first released publicly in 2009 with a full launch in 2011. Footstep audio changes with the block you walk on, so grass has its own soft texture distinct from stone, wood or gravel. As Minecraft grew into one of the best-selling games ever and spread across YouTube, Twitch and TikTok, its everyday game sounds became shorthand for gaming itself. This grass walk is still used because it is familiar, loopable and instantly places a scene outdoors.