I was nervous about the same things you are and the learning curve with the Reo was a few hours at most and then I was completely comfortable with it.
I have clearos, I 30, I 16, T3s, and 4 or 5 RDA's, along with 4 tube mods 2 of which are authentics, eGo's, a ProVari, and an SID. The eGos...