Ricoh Japan just released new firmware update version 1.10 for the GR III camera (the firmware is still not listed on the US site). Here is the list of fixes:
Topaz Labs released their new DeNoise AI software with introductory pricing of $59.99 until May 3 (regular price: $79.99): DeNoise AI will work as a standalone or Photoshop / Topaz Studio plugin (similar to Sharpen AI).