3) Article claims that GPS telemetry was sent continuously. What did they use? Wifi doesn't work. There are no cell towers in the ocean. The only option that could remotely work is satellite data. That costs a fortune and has heavy equipment.
They probably used amateur packet radio to transmit telemetry. I suppose it may be hard to believe if you're not a ham, but this is a rather common usage scenario, even over long distances.
They probably used amateur packet radio to transmit telemetry. I suppose it may be hard to believe if you're not a ham, but this is a rather common usage scenario, even over long distances.