> the ground shakes uncontrollably Yep, that was the real problem till YSFlight version ver.2015xxxx, but since ver.2018xxxx it was a little bit fixed, but I'm

> the ground shakes uncontrollably Yep, that was the real problem till YSFlight version ver.2015xxxx, but since ver.2018xxxx it was a little bit fixed, but I'm agree that being open-source it could has a chance to be fixed by community. Being in actual state, YSFlight is hobby project of single person. That is why its hard to predict future of this amazing software.