Suppose there two sketches joint by a guide line to loft. Let us say for this loft guide line can be sketched in two ways 2D or 3D. Is there any different in these two options?
I feel 3D guide line is easy especially if you want to have many guide lines. If it is 2D guide line you have to create plane and sketch.
For me it would be - Which is the easiest to control and change, method one or the other isn't important, which is the easiest