That's such a weird way to represent the +, wouldn't it be better to say 'One or more of' or 'At least one of' instead of 'One of' with the loop? I don't see th

That's such a weird way to represent the +, wouldn't it be better to say 'One or more of' or 'At least one of' instead of 'One of' with the loop? I don't see the value of the loops in that expression.