I use both emacs and Vim, but mostly emacs. I often forget I'm in vim and hit C-x C-s to save. C-s is scroll lock which effectively locks up vim.
C-q will unlock and allow you to return to vim.
*C = Ctrl so C-q is Ctrl+q
'Fundamental Thinking' is intended as a central reference point for technical and nontechnical information relevant for myself and other aspiring or established scientists. From time to time I will also post product reviews and the like.