# MAIN LOOP:Record gps data until script lifespan ends
timeBufferFirstNS="$(timeEpochNS)"; bufferRound=0; BUFFER_TTL_ADJ_FLOAT="$BUFFER_TTL";
while [[ "$SECONDS" -lt "$SCRIPT_TTL" ]]; do
# MAIN LOOP:Record gps data until script lifespan ends
timeBufferFirstNS="$(timeEpochNS)"; bufferRound=0; BUFFER_TTL_ADJ_FLOAT="$BUFFER_TTL";
while [[ "$SECONDS" -lt "$SCRIPT_TTL" ]]; do