I had a HP-67, then a 41CV which I loved. Then I moved on to the 95LX, 100LX and 12C. Today it's a 12C emulator on my iPhone that I mostly use. I grew up on RP

I had a HP-67, then a 41CV which I loved. Then I moved on to the 95LX, 100LX and 12C. Today it's a 12C emulator on my iPhone that I mostly use. I grew up on RPN, and have always considered knowing it as a "strategic" advantage.