no one knows if ribavirin will "work its magic" (i.e. inhibit relapse) in the absence of interferon since it has never been studied
And
rib monotherapy doesn't do much
don't seem consistent. The first implies rib monotherapy is not well studied. The second implies it has been tested and isn't very potent as a monotherapy. Or are you just saying with statement #1 that rib synergy with the direct anti-virals is not known.