According to @BTCTimescom, Steak 'n Shake has integrated Bitcoin Lightning payments at all of its U.S. locations, allowing customers to pay instantly in BTC by scanning a QR code (source: @BTCTimescom, May 17, 2025). This move is expected to drive increased Bitcoin transaction volume and real-world utility, potentially influencing BTC market sentiment and adoption rates among merchants. Traders should monitor BTC Lightning Network metrics and related payment processor stocks, as this development may positively impact crypto payment infrastructure and transaction fee trends.