Mux had a productive year with significant growth and feature releases aimed at improving video quality and user experience. They introduced direct uploads, test assets, audience adaptive encoding, reduced latency for live streaming, audio normalization, audio-only support, master access, live stream webhook events, live simulcasting, delivery usage API, webhook signatures, real-time filters, real-time metrics breakdowns, player SDK updates, and several new partnerships. These features enhance onboarding, video quality, audio experience, video asset management, security, data analysis, and integrations with other platforms.