[danaos]

> Anyone has any links or good intro videos about what is Hydra-mode?

Probably just a reference of Greek mythology. You chop one head, two grow. An analogue of spawning multiple domains a site is taken down.

https://en.wikipedia.org/wiki/Lernaean_Hydra

[userbinator]

Later versions of the Hydra story add a regeneration feature to the monster: for every head chopped off, the Hydra would regrow two heads.

The crucial line in that article; amusingly enough, it almost reads like a changelog entry.