> >   From: <[log in to unmask]>
> >
> >This form of address was formerly considered illegal (by RFC822), but
>
> This address is quite legal...
 
Please pay closer attention.  I didn't say this form is illegal, but
only that it was illegal according to RFC822 (which has been superseded).
RFC822 *required* that there be a non-empty name phrase in front of
the bracketed expression.
                                  John