This article has interesting info on how FS2020 came into being.
Note that it is an older article published on September 30, 2019 but
is really interesting. (Like, it was the brainchild of Jorg Neumann.)
Permission to Post this article given to me by the author, Hal Bryan,
and the EAA, “Copyrighted - Posted with permission from EAA.”
Edit:
Added Neumann since I referenced his name: @?neumann.
I don’t know it.
That was when it was still being developed as a “sim for simmers” with PC being the target audience. Then they had to make it fit on XBOX that has a combined 16GB of RAM shared between system and GPU.