there should be a maximum file size no larger than 20kb even that is pushing it for an attachment, lower the better that should effect judging
What's so easy about it? Make an attachment set with minumum of -probably 5- attachmentsof course it doesn't sound fair, what about people who want to texture their own work? anyways i doubt this will be hosted, too easy.
that will get to indepth i think just the attachments will do.
if it gets in high demand then yes otherwise no