Occasionally there's some behind the scenes processes that slow things down temporarily.
bellarkes - something changed in the software recently that allows some images other than
smilies in signatures. You can see some examples in Millie Mae's signatures above (♥︎ ♦︎♦︎♦︎). If the software will accept the image, and the image isn't obscene or in contravention of
rules, it's not likely anybody will contact you about it.