回答“Can I add a SSD drive myself?”After a lot of research this looks like a viable option: SSD Adaptor Waiting on a response from them for compatibility with the Late 2013 iMac's. This should work as they have made very little changes to the logic board, however if examined closely the shielding on the pcie connector is sligthly different with a cut on the top (2012) model compared to a non cut shield on the 2013. I have ordered the kit regardless, and I will confirm everything once the kit and adhesive strips are in hand. The only down side that I can see at this point is that power is sourced from the primary HD and is split (supplied splitter with kit) to accommodate the SSD addon. I will also take the time to do a video walkthrough, as it is sorely needed. Update: Update: All SSD Blade Kits designed for 2012 models are not compatible with the 2013 models! The following link can shed some light on this problem: HERE What can be done now? My suggestion for now is a part pulled from late 2013 MacBook Pro's or iMacs will work for the SSD...