Oh, come on. You can do any of these things on a WSM. You might need to use a couple of bricks or cinder blocks, but it's not like you're having to build a smoker or anything. Don't act like one is significantly better than the other. They're not.
Kinda like the saying goes....you just had to be there. lol
If you've used a BP then no explanation is necessary....If you haven't then no explanation will suffice.
They are just so different it's like comparing apples to grapefruits.