> You can create one fork of the blockchain where you send the money to someone, receive goods in return, and then afterwards switch to a longer fork of the blockchain where the money was never sent.
Why would you do this double spend attack with goods (and I assume you mean physical goods) and not for example a swap to ETH?
Why would you do this double spend attack with goods (and I assume you mean physical goods) and not for example a swap to ETH?