In many places restaurant these days accepts checks. There no real reason for a restaurant not to trust a person to not double spent.
Trusting a check implies that you can trace it to a bank account, which, thanks to the Know Your Customer regulations, in most cases can be linked to a specific person. Trusting a bitcoin payment implies that you trust a disposable number.
Trusting a check implies that you can trace it to a bank account, which, thanks to the Know Your Customer regulations, in most cases can be linked to a specific person. Trusting a bitcoin payment implies that you trust a disposable number.