Just completed my mid-2014 Retina display replacement. Fantastic instructions - took me ~30 minutes, constantly referring to printed instructions, edits and comments. It's not as hard as it looks. Only complaint is the recommended spudger is too soft to accommodate some of the maneuvers and ends up mashed and bent. It took some time to replace the AirPort connections but that's the only time I sweated...
Once they have, you'll be able to view a graph of their reputation gained over time.
Here's a preview of what the graph will look like:
No reputation gained yet.