It appears today they are making more progress, or at least getting close to picking up some kind of debris, whether it's from the plane or not, guess we'll find out.
With all the crap we hear about in regards to containers falling off ships and what have you, it's hard to imagine that this debris could come from the plane, but, since this has been said to be one of the most desolate places in the worlds oceans, I wouldn't think there are too many container ships that ply those waters. We'll see what they come up with...