Signal Messenger is facing scrutiny for its continued use of MobileCoin (now Sentz) as the sole in-app payment option, sparking industry debates on the integration of Bitcoin. Jack Dorsey, a prominent figure in the crypto sphere, recently urged Signal to consider Bitcoin as a more viable payment option, highlighting a potential shift in focus for the platform. “Signal should use Bitcoin for P2P payments,” Dorsey commented, reflecting a growing desire among industry leaders for mainstream B...