Elon Musk's endorsement of Starlink highlights its strong performance in providing high-bandwidth, low-latency internet, even in-flight. This positive sentiment from a key figure could boost investor confidence in SpaceX (the parent company of Starlink) and its future growth prospects, especially as it expands "off Earth." While SpaceX is not publicly traded, this insight suggests continued strong demand for Starlink services, potentially increasing the valuation of SpaceX for private investors.