So, GWACS Armory is suing KE Arms, @SinistralRifleman (Russell Phagan), @brownells and others over the KP-15 polymer AR15 lower used in the What Would Stoner Do 2020 / WWSD 2020 rifle developed by @InrangeTv based on... shall we say some novel legal theories?

Here's what's hopefully a good summary based entirely on the legal documents published in connection with the lawsuit...