The document analyzes global trends in mobile voice and messaging, focusing on growth curves, telco standards, and the impact of over-the-top (OTT) services on traditional revenues. It highlights declining trends in voice and messaging, the emergence of VoWi-Fi and VoLTE technologies, and the significant influence of messaging apps on operator revenues. Key findings indicate a shift towards IP messaging and an ongoing battle for market share as telecommunication sectors adapt to changing consumer behaviors.