What is Binance $1 game?

Could you elaborate on what the "Binance $1 game" refers to? Is it a promotional activity, a contest, or some other type of initiative? I'm particularly interested in understanding the mechanics of the game, if any, and how it benefits users or investors. Also, does this game involve any risk, or is it purely for entertainment purposes? Lastly, how does Binance, as a leading cryptocurrency exchange, leverage this game to engage with its user base and potentially promote its services? I'd appreciate a concise yet comprehensive explanation of this intriguing concept.