i still play 2d df, infact i prefer it to the 3d variant. one less dimension to worry about!
> The mountain was a solid vertical wall. The further in (right) one dug, the more dangerous it got, with rivers (of water and lava) to cross. There was no going around.
(Compare with the 2D Rimworld.)
It's just the view port of 2D slices is not optimal.
Because, unless I'm mistaken, Dwarf Fortress is very much 3D. Otherwise, how could you strike the earth!?