E.g., you could do what World of Warcraft does - Gold can be earned/exchanged in game, and can also interact with the real world in nebulous ways. Using the hyper advanced technologies of relational databases and ignoring financial legislation, they have enabled ultra-high-throughput microtransactions, with the added benefit of not spraying the public ledger on to the desk of every law enforcement agency on the planet.
> Those companies have decided the extra complexity is worth the reliability.
Companies always want more money and yes it makes sense economically. I'm not disagreeing with that. I'm just saying that nobody needs this. I grew up in a world where this wasn't a thing and no, life wasn't worse at all.