Absolutely nothing suspicious about this educational crab diagram.
Please appreciate it and move along. https://hexbear.net/pictrs/image/f7980cd2-5b6f-4a40-83a6-639a861eb1cf.png
Please appreciate it and move along. https://hexbear.net/pictrs/image/f7980cd2-5b6f-4a40-83a6-639a861eb1cf.png