YSFlight RIAT 2021 – The Marine's Rally: A Tribute to Gunny [video] - https://news.ycombinator.com/item?id=28845160 - Oct 2021 (1 comment)

Announcing YS Flight (2003) - https://news.ycombinator.com/item?id=27047041 - May 2021 (1 comment)

YS Flight Simulator 20th Anniversary - https://news.ycombinator.com/item?id=20303825 - June 2019 (1 comment)