What difference does it make when a file has a block of 512 bytes corrupted instead of just a single byte? Results from image formats and recovery using ECC.
We assume what we know to be impossible, and pretend that just making ‘safe’ copies of important documents will preserve them for the future.
Vasari praised Masaccio’s fresco, then six years later painted over parts of it, and put his altarpiece in front, obscuring it for nearly 300 years.
The majority of website defacements are performed because the perpetrator just wanted to be the best defacer, for fun, or as a challenge.