Thank you to Sarah Rose Giddings (aka Signals Everywhere) for submitting to us her latest project called aprs.chat. This is a web service that allows ham radio operators to have all of their incoming APRS (Automatic Packet Reporting System) messages (regardless of SSID) saved in history on the web platform. This will enable operators to never miss a message, even when their radios are turned off. The service works over the APRS-IS (APRS Internet Service) network, which bidirectionally connect...