struct Connection: Msp::Net::PacketReceiver<DriverStatePacket>,
Msp::Net::PacketReceiver<TrainControlPacket>,
Msp::Net::PacketReceiver<TrainFunctionPacket>,
struct Connection: Msp::Net::PacketReceiver<DriverStatePacket>,
Msp::Net::PacketReceiver<TrainControlPacket>,
Msp::Net::PacketReceiver<TrainFunctionPacket>,