[Tether Makes Strategic Investment in Smart Sleep Technology Company Eight Sleep at $1.5 Billion Valuation] Foresight News reports that Tether Investments has announced a strategic investment in smart sleep technology company Eight Sleep at a valuation of $1.5 billion. Eight Sleep leverages advanced artificial intelligence and embedded sensors to provide personalized sleep insights and enhancement services. This investment aims to strengthen Eight Sleep's capabilities and establish a long-term partnership to jointly develop advanced AI-driven health technology based on Tether's QVAC architecture. This investment follows Tether's launch of the QVAC Health personal health platform, which aims to integrate fragmented health data while ensuring users retain personal control. QVAC Health enables users to process data directly on local devices, offering a highly personalized experience.