unfocused, chaotic background, distorted fingers, incorrect posture, harsh lighting, shadow obscuring face, cluttered setting, unnatural colors, exaggerated movements, poor framing, out of focus, pixelated, overexposed, unbalanced composition, unrealistic elements, incorrect instrument position, lack of detail, bland atmosphere, disruptive elements, dull lighting, shaky image, lack of emotion, improper angle, unnatural pose, blurred strings, lack of authenticity, flat texture.