Nothing being shipped out. I got the SD card out. Mounted read-only, looking at the IOTAWATT/IOTAMSGS.TXT file, I see the update and restarting over and over:
SD initialized.
2/03/21 22:44:14z Real Time Clock is running. Unix time 1612392254
2/03/21 22:44:14z Reset reason: Software/System restart
2/03/21 22:44:14z Trace: 1:3, 1:4, 1:3, 1:4, 1:3, 1:4, 1:1, 1:2[1], 9:0[1], 9:0, 9:1, 8:4, 8:6, 8:8, 8:9, 9:3, 9:5, 9:9, 1:2, 1:3, 1:4, 1:5[20], 20:0, 20:1, 20:2, 20
:3, 1:6, 1:3, 1:4, 1:5[21], 21:0, 21:2
2/03/21 22:44:14z ESP8266 ChipID: 2517970
2/03/21 22:44:14z IoTaWatt 4.x, Firmware version 02_05_12
2/03/21 22:44:14z SPIFFS mounted.
2/03/21 15:44:14 Local time zone: -7:00
2/03/21 15:44:14 Using Daylight Saving Time (BST) when in effect.
2/03/21 15:44:14 device name: IotaWatt
2/03/21 15:44:14 HTTP server started
2/03/21 15:44:14 timeSync: service started.
2/03/21 15:44:14 statService: started.
2/03/21 15:44:15 dataLog: service started.
2/03/21 15:44:19 dataLog: Last log entry 02/03/21 15:44:10
2/03/21 15:45:14 historyLog: service started.
2/03/21 15:45:15 historyLog: Last log entry 02/03/21 15:44:00
2/03/21 16:35:16 WiFi connected. SSID=zzzz, IP=, channel=11, RSSI -60db
2/03/21 16:35:16 MDNS responder started for hostname IotaWatt
2/03/21 16:35:16 LLMNR responder started for hostname IotaWatt
2/03/21 16:35:16 Updater: service started. Auto-update class is ALPHA
2/03/21 16:35:25 Updater: Invalid response from server. HTTPcode: -4
2/03/21 17:35:24 Updater: Auto-update is current for class ALPHA.
3/17/21 13:15:06 Updater: Update from 02_05_12 to 02_06_00
3/17/21 13:15:06 Updater: download 02_06_00
3/17/21 13:15:15 Updater: Release downloaded 9459ms, size 830064
3/17/21 13:15:25 Updater: signature verified
3/17/21 13:15:33 Updater: firmware upgraded to version 02_06_00
3/17/21 13:15:33 Updater: Firmware updated, restarting.
** Restart **
SD initialized.
3/17/21 19:15:41z Real Time Clock is running. Unix time 1616008541
3/17/21 19:15:41z Reset reason: Software/System restart
3/17/21 19:15:41z Trace: 9:0, 9:1, 8:4, 8:6, 8:8, 8:9, 9:3, 9:5, 9:9, 1:2, 1:3, 1:4, 1:5[19], 1:6, 1:1[6], 1:2[7], 9:0[7], 9:0, 9:1, 8:4, 8:6, 8:8, 8:9, 9:3, 9:5, 9:9, 1:2, 1:3, 1:4, 1:5[5], 5:0, 5:7
3/17/21 19:15:41z ESP8266 ChipID: 2517970
3/17/21 19:15:41z IoTaWatt 4.x, Firmware version 02_06_00
3/17/21 19:15:41z Updater: Installing update files for version 02_06_00
3/17/21 19:15:41z Updater: Installing GRAPH.JS
3/17/21 19:15:41z Updater: Installing GRAPH2.HTM
3/17/21 19:15:41z Updater: Installing GRAPH2.JS
3/17/21 19:15:41z Updater: Installing INDEX.HTM
3/17/21 19:15:42z Updater: Installing TABLES.TXT
3/17/21 19:15:42z Updater: Installing CNFSTYLE.CSS
3/17/21 19:15:42z Updater: Installing EDIT.HTM
3/17/21 19:15:42z Updater: Installing GRAPH.HTM
3/17/21 19:15:42z Updater: Installation complete.
3/17/21 19:15:42z SPIFFS mounted.
** Restart **
SD initialized.
3/17/21 19:15:44z Real Time Clock is running. Unix time 1616008544
3/17/21 19:15:44z Reset reason: Exception
3/17/21 19:15:44z Trace: 11:0, 11:4, 11:5, 11:5, 11:10, 11:15, 11:20, 11:20[1], 11:20[2], 11:20[3], 11:21, 11:22, 11:21, 11:22, 11:21, 11:22, 11:21, 11:22, 11:20[4], 11:20[5], 11:20[6], 11:20[7], 11:25, 11:30, 11:31, 11:30, 11:31, 11:32, 11:31, 31:100, 31:100, 31:100
3/17/21 19:15:44z ESP8266 ChipID: 2517970
3/17/21 19:15:44z IoTaWatt 4.x, Firmware version 02_06_00
3/17/21 19:15:44z SPIFFS mounted.
** Restart **
That restart repeats every few seconds until I took off power to get the card out.