Rewritability

This is different from the rewritability of DVD-RW and is closer in function to a "removable hard drive" than to an optical disc.

The apparent challenges in these methods are the durability of the writings, the toxicity of the inks and the rewritability of the papers.

RFID architecture and the capacity and rewritability of memory, which can range from a few bits up to hundreds of kilobytes and can be either Read Only, Write Once & Read Only and Read & Write.