Hmmm...I was just typing on a rMB and while the keys felt crisp and I typed very well on it, my impression was that after a while my fingertips would start to hurt. The keys just felt hard. But you say you type a lot on it. Your fingertips don't begin to ache a little after a while?I disagree with part of your post, and here's why:
As a journalist, I spend my day writing stories, online, etc...While I generally use my rMBP because it is faster, I have many times used my rMB...and it performs amazingly well.