Commodities involved: Game. Money.
Tobi is earning the money he needs to buy the game. It’s teaching him values. That things don’t just turn up, you have to wait or earn things. Things happen so instantly you don’t always have to wait, so it’s important to learn those skills. It’s like a dance – when you’re both dancing to the same tune, the rhythm is easy. The exchange works. But it’s a deeper level than just an exchange.