There is no unique identifier in the line item count, and thus no way to determine "account already exists".
Worst case scenario, user gets extra item(s) in their cart, doesn't really look at the totals, and orders, pays for, and receives them.
There is no unique identifier in the line item count, and thus no way to determine "account already exists".
Worst case scenario, user gets extra item(s) in their cart, doesn't really look at the totals, and orders, pays for, and receives them.