Anyone ever hear of this? It runs on Steam, and I guess it's free for a limited time. It's solely dedicated to aerobatic planes with (usually) big engines. The graphics on their web page look great. https://acrofs.com/ General Aviation News has an article about it: https://generalaviationnews.com/201...Blue+skies+for+LSA&utm_campaign=TPOA-20191104 It looks resource intensive, but not bleeding edge state of the art. I could get the full effect on my 2 year old system. I might download and install it as long as its free.