> Nonetheless, they must be buying and holding crypto"currency" which is enough for me to disqualify. It's better than going full exchange but still. They don'

> Nonetheless, they must be buying and holding crypto"currency" which is enough for me to disqualify. It's better than going full exchange but still. They don't need to, really. They just need to pay you if the price goes up. You're selling them fiat for the promise that they'll buy it back at some point for the new price.