From one of the lastest articles in the French Press, it sounds as if the investigators have been successful in recovering flight data from the FDR. Analysis of the CVR (which I read elsewhere was much more heavily damaged) is continuing...
Crash du vol d?Air Algérie*: "l'équipage avait demandé à rebrousser chemin", Tourisme - Transport
Translation: As of the end of the day on Monday, the BEA made known that the parameters of Air Algerie flight AH 5017 (speed, altitude, course, etc.) were extracted from the black box, but the recovery of the conversations in the cockpit contained in the second black box were still continuing.