Last night, I had the pleasure to catch Neil and learn more about processing.
The M13's that you see below, it is the same one that I had processed on 3/22/10.
I have uploaded both pictures, so you can see the same picture processed in two different ways:
Neil's image stretching was so good, that with a little bit of help, you could start to see a galaxy. I took the time to plate solve the image, and if I'm not mistaken, it is IC4617.