@Ray_Bellantoni just reminded me that I never wrote a paragraph on the 2 ESP32 paralled output drivers (Yves vs Sam’s), so I just did that:
http://marc.merlins.org/perso/arduino/post_2018-07-30_Building-a-64x64-Neopixel-Neomatrix-4096-pixels-running-NeoMatrix-FastLED-IR.html#esp32driver
It shows how to use @Sam_Guyer 's driver vs @Yves_BAZIN 's driver, including the code diffs.
