Why are the PureOS names different?

[nickbrum]

found this on a web page and it didnt have an answer, and neither do i.
I still do not know what is the scheme behind naming of the download ISOS “Prometheus” and “Hephaestus” and why they are not using “Amber” or “Byzantium” names instead.

[vmedea]

It was asked before then there was this reply though I don’t think it fully answers the question how they relate:

PureOS Codename Questions

Hi! Our community is awesome so you have some good answers already, I’ll provide my official answers here FWIW; How is codename scheme of PureOS? Officially we use color names in alphabetical order. A = Amber = Stable B = Byzantium = Rolling release. What are “Prometheus” and then “Hephaestus” as we see thoughout time on pureos.net front page? These are just fun code names. They are the names of Greek gods from Mythology. They are the actual code names for our releases. It’s an easy…

[nickbrum]

thanks for that but as you say it doesn’t answer the question