ESP32-WROVER is fundamentally broken (but is being fixed by Espressif now)

Update 01/29/2019: Espressif confirmed they are working on a fix in a comment to the GitHub issue today. Update 02/20/2019: Because this issue is not resolved yet, current versions of low.js for ESP32 only use one core, as this problem does not arise then. This usually does not slow down the JavaScript program, because JavaScript…