This picture of high voltage power lines cutting through the country side was rejected as follows:


Reason: ARTIFACT PROBLEMS: Noise/Grain/Chromatic Aberration/Fringing in image when viewed at 100%. Common causes include shooting in low light, using a high ISO, over-sharpening or other poor post-processing techniques. 

There might be a slighy amount of purple aberration around the lines, but not much.  I guess I should have applied some more filtering before uploading.