Something new to spend your money on

[Davey Boy]

https://www.hornady.com/22arc#!/

Not sure what they are saying or not. Ammoguide says it will fit in a .223. Be interesting if that's the case.

[32-40win]

They probably give a better explanation of it here, there is also another one of their podcasts where they talk about some of the marketing/application purposes of the Arc vs the Creedmoor. Arc was apparently more geared to the autoloaders on the AR platform as I remember.

https://www.youtube.com/watch?v=LS16tjC34HA