Skype recently introduced cloud based operation and started moving away from peer-to-peer messaging with a view, to paraphrase Skype, of improving the service that we receive.
Without going into the pros and cons of this, from a forensic point of view it is irrelevant anyway, the move has had the effect of introducing a new set of artefacts and in particular a new location for stored/cached image files
more here.....http://sandersonforensics.com/forum/content.php?223-Investigating-Skype-cloud-based-media_cache-image-sharing-with-the-Forensic-Browser-for-SQLite
Without going into the pros and cons of this, from a forensic point of view it is irrelevant anyway, the move has had the effect of introducing a new set of artefacts and in particular a new location for stored/cached image files
more here.....http://sandersonforensics.com/forum/content.php?223-Investigating-Skype-cloud-based-media_cache-image-sharing-with-the-Forensic-Browser-for-SQLite