Hi,
danke für die schnelle Antwort.
BitPay schreibt dies in ihren AGB: "You are solely responsible for obtaining any information required of those who purchase your goods or services."
Coinbase dies: "Coinbase processes Bitcoin Transactions according to the instructions received from its users and we do not guarantee the identity of any user, receiver, requestee or other party. You should verify all transaction information prior to submitting instructions to Coinbase as the relevant Bitcoin Transaction may not be cancelled or reversed once initiated."
Da riesen Spenden kaum täglich vorkommen werden, reicht es wohl aus ab und an das Wallet zu prüfen und dann manuell das Geld zurückzusenden.
Viele Grüße