Their earliest draft of an ESP32 module, called the ESP3212, has been scrapped and replaced with the ESP-32S, with a pinout that’s identical to Espressif’s WROOM32, according to [Angus Gratton ...

The ESP32-WROOM-DA has more than a passing resemblance ... but otherwise the module has the same pinout as the existing WROVER. It’s not much of a stretch to imagine it nestled in the corner ...