I like Avenged Sevenfold, its voice and lead guitar are very unique and recognizable, which is rare and important. But when listening to interview promoting their new album "Life Is But a Dream...", I was surprised to hear them talking about things like scaling (yes, not scales and such stuff), Coinbase wallet, Metamask, Polygon... What?! So, I did a bit of research to find out what it was the hell all about and found this article