[visarga]

Basically what you're describing is the tradeoff between exploration and exploitation. Depending on situation in life and age people tend to lean towards one or another.

[kristopolous]

In more concrete terms, I'm quite persuaded by what I read and see about emacs, but 20 years of vim keeps bringing me back.

I mean seriously, emacs lisp looks so much more sane than vimscript, I've been telling myself to switch for 10 years now...