Blender 2. 8 Tutorial A new modeling method found

While experimenting Boolean modifiers, I came across a new method to model low polygon models fast. In order to do this, you need to do the following: 1. Create a cube, go to Edit Mode, press 1 to go to the Vertex mode. 2. Press Alt + M and combine at the center. 3. Use that single vertex to make outlines of each view meshes (Top, Side and Front) via extruding vertices. 4. After all outline meshes are complete, fill and extrude all 3 meshes. 5. Use the Boolean modifier to intersect all three meshes an