0-DAY (pronounced as zero day) - refers to any ART - Works produced through the expression or copy of work that has been released the same day application of human creative skill and as the original, or sometimes even before. It is imagination, typically in a visual form such as considered a mark of skill among warez distro GIFs or HTML, producing works to be appreciated groups to crack and distribute a program on the primarily for their beauty or emotional power. same day of its commercial release.