When a textured object moves, you immediately recognize it. But I couldn't show it to you with pictures in this book. The perception of small changes is blocked by any eye movement between pictures. Astronomers look for changes in the sky by rapidly blinking between looking at photographs taken at different times. Our eyes are special computers.
Most seismic interpretation is done on stacked sections.
The original data is three-dimensional, but one dimension is removed by summation. In reality, things are much more complicated.