[nandomrumber]

The introduction on that Wikipedia article needs to be updated to include digital compression artefacts.

Cheap 4K dash cams are awesome at creating the wackiest noise in suboptimal lighting conditions.

[harimau777]

Some image artifacts are even common enough to have entered pop culture. For example, if you are a fan of Dungeon Meshi, Marcille's "Sky Fish" familiar is inspired by cryptids stemming from the "rods" that often show up in pictures.

https://en.wikipedia.org/wiki/Rod_(optical_phenomenon)

https://cryptidz.fandom.com/wiki/Air_Rods