If not this, then at least an “upgrade stamper” feature where we could turn the cursor into a wall upgrader and then just click, click, click through the base, upgrading a wall section with each click. Doing it the current way is VERY tedious.
Yeah; I have more resources than I can use, including never having used any gift packs of them and having a cleared base full of small rubbles I hardly ever touch. Plus my resource buildings aren’t even at my tier level yet….