Glad I checked back in on your thread, Dave. I have no clue how to wrap my brain around how collaborative music put together online would work, but if you all do it, it'd be a blast to hear. And, 73ckn797, I'm working on "House Of The Rising Sun" right now, so I laughed at that comment! Still very much in the newbie practice, practice, practice phase...
When you get that mastered, Smoke on the Water is your next assignment! We've all been there and it's a good way to build chops. Every move you make and master is another step toward proficiency. The important thing is to Keep on Playing. Some people put it down, try to start back, and decide that they don't want to go through the peeling callous syndrome again, so they give up!
Mature callouses finally develop into smooth hard fingertips. It's like the early sunburn peel that eventually results in a nice tan if you keep it up.