According to https://news.ycombinator.com/item?id=29087803 https://news.ycombinator.com/item?id=29087803 I have aphantasia, but I no trouble mentally rotating a

According to https://news.ycombinator.com/item?id=29087803 https://news.ycombinator.com/item?id=29087803 I have aphantasia, but I no trouble mentally rotating and flipping 3D objects - but I'm not rotating a image of the object, but more like concepts.