I'm sure even if there was a failure you'd still be able to visibly see the satellite... it's not like the fairing separation would have caused it to suddenly l

I'm sure even if there was a failure you'd still be able to visibly see the satellite... it's not like the fairing separation would have caused it to suddenly lose enough delta-v to deorbit. The failure, apparently, is that they can't contact the payload, not that it disappeared.