Those coordinates are only five miles from Pulau Perak, a small rocky island which constitutes the westernmost extremity of Malaysian territory. http://en.wikipedia.org/wiki/Pulau_Perak
So we have a published quote from five days ago that the airplane was last detected near Pulau Perak and now we have a satellite image only five miles from Pulau Perak that looks like it might be airplane debris. Hmmmm.