Policy states "The sign should display in a readable manner the full Ethereum address" The eth address is not clear and the sign is barely readable, characters are handwritten, very small and diffuse and many are either unclear, easily mistaken or both.
Examples: at the beginning is it 47ab7, 47a67, 4fa67 or 4fab7?
8129f1, 8129f9 or 8129f4?
d3119d or d3199d?
lower case f is written in a way indistinguishable to a 7 (7 can sometimes be crossed with a dash)
9s are very small and can be easily mistaken with 4s and 1s.
It seams reasonable to use for text, the same criteria used for photographs, where photographs "cannot include special items" [...] "that can, voluntarily or involuntarily, distract humans or algorithms from being able to detect" it is only logical that text should be clear enough so that it doesn't confuse humans or algorithms in its interpretation of it.
Such bad quality submissions should not be admitted into the registry.