The discs won't wear out or degrade over time, as tape will. They can't be accidentally erased. The quality of DVD video has generally been judged better than that of laserdiscs. It depends on the type of disc. If it is single-sided, a label may be printed on the top side.
Ink also affects the flatness of DVDs more than CDs.
In it, the pits are recorded only in some parts of a disc side, in a graphic pattern that gives the appearance of a design or a label. If a DVD disc has data on both sides, neither silk-screening nor pit art may be used on the main surface.