And even then. Mp3 first in this day and age?! As an individual or a company that’s just bananas. MP3 as a fallback or baseline sure. As a feature to advertise or sell your service on. Clown show. Sure it’s a 30ish year old codec who’s patents have expired. But it’s also a 30 year old codec using ancient expired patents.
There’s much newer patented and libre codes that can provide similar quality at half the data rate. Allowing you to serve twice the listeners with the same resources.
OpenWRT. It’s got a slight learning curve. But if you want something guaranteed to do what you want while still being upgradable. It’s the solution for you. You can find pre-made Hardware that will run it. Or any old business waste computers that you can gut and rebuild any way you like to make a beast of a router if you want.