Per 1 line with any number of points Unity generated 1 unique mesh. But, this mesh is unlikely to be the same as other lines, it could not be rendered by instancing due to different mesh. (Even though ...
NR no longer works at all on Unity 6.0 in the latest patch 6.0.2 TypeLoadException: Could not resolve type with token 0100005a from typeref (expected class 'UnityEngine.SceneManagement.SceneHandle' in ...