Learning new tools to use, new techniques to employ, new languages to express yourself, new environments to deploy in, new projects to hack on ... and for devops, new daemons to configure, new setups to benchmark ... these are the vast majority of a working programmer's time so switching editors is trivial in comparison.
Arguing against something because it takes away coding time is a sign that you probably need to broaden your experience.
I am primarily a Textmate user as I do a lot of Ruby, Rails, and web work, but a while back when I started learning Lisp I felt compelled to use Emacs. I was some of the most fun I've ever had. And I would contend that extending, customizing Emacs with .el files is a form of coding.
Arguing against something because it takes away coding time is a sign that you probably need to broaden your experience.