Symmetry is an old and digital technique that not all will recognize as “Photography”. There might be too many attempts to focus on the “effect” itself, producing meaningless mirror effect, but not focusing on manipulating the basic photographic or visual elements.
I say we shouldn’t be limited, at least not as in “creative photography”. As you see in this series of symmetrical photographs,
I try to manipulate the perspective, destroy the direction of gravity, and alters the form and tonality to achieve surrealistic pictures. Something that provoke your normal logic of the world, or even purposely mislead your perception.
The symmetry technique itself is just a tool, the main thing is how do you make the unique twist by this techniques. I borrowed a lot of concepts to break the conventional perception of “what it is” from this earlier experimentation: Going Creative with iphone