I would argue that it's not just a drum roll. It's more clever. It's as if someone tried to do a drum roll by hitting the bottom of the drum instead of the top.

I would argue that it's not just a drum roll. It's more clever. It's as if someone tried to do a drum roll by hitting the bottom of the drum instead of the top. To me it feels like it's more complex than just using techniques used elsewhere and applying them to Tetris.