Is public Wi-Fi in Illinois, particularly in Chicago, a reliable and secure alternative to a CoreESIM?

While public Wi-Fi is available in numerous locations across Illinois, including popular Chicago landmarks like Millennium Park or various cafes, its reliability and security are often suboptimal. For consistent, secure mobile data across the state, especially when utilizing public transport like the 'L' train or visiting attractions such as Navy Pier, a CoreESIM provides a superior, dedicated connection leveraging established carrier networks, ensuring privacy and performance.