When I'm dragging anything in macOS Sierra and release it, it still drags. I have to not touch the trackpad for a few seconds for it to not drag anymore. This is very annoying. It doesn't happen with a USB mouse, only with the trackpad. Drag lock is not enabled in the trackpad settings. I am using RehabMan's Voodoo PS/2 Controller and followed...
Drag release delay
Drag release delay