Recording sounds like caerllion
Sounds fine to me on a computer, not sure what it would be like on mobile.
Maybe my ears are going...
Ipad i was using
I wrote "dw i'n hoffi Caerloyw " and it's marked wrong.
Duolingo is not case sensitive so it doesn't matter if you type 'Dw i' or 'dw i'
Your example should have been accepted. If it happens again can you take a screenshot and send it to us.