Your comments

I've made a plugin for this: https://github.com/eproxus/focus_last_tab

Duplicate of http://sublimetext.userecho.com/topic/30102-ctrl9-should-select-last-tab/ Please vote there instead.

Looked this up a bit, and it seems there's no way to set environment variables on the user level any more in OS X Mountain Lion. See this for more info: http://cumptrnrd.wordpress.com/2012/09/18/setting-environment-variables-in-os-x-10-8-mountainlion/

This happens on OSX as well.

That's also what I first tried, right clicking the tab. Later figured out I had to right click the text area but it did not feel as intuitive.
+1, would go great with Vintage mode.
Another alternative would be to put in the trash.
+1 Would be useful for writing blog posts etc.