V1.30 reduced the number of vectors drawn at extreme distances (LOD optimization). Users reported a 5-8 FPS increase over V1.20 in dense urban areas like New York or London, simply because the engine isn't drawing every back-alley road 40 miles away.
If you fly in Alaska or Canada, disable Frozen Surface rendering in the Vector tool. The reflective ice polygons in V1.30 are beautiful but cause stutters over large frozen lakes.
[SCENERY] SmallPartRejectRadius=2 (reduces tiny road segments)
While V1.30 is a major improvement, users should be aware of a few technical nuances: