Earlier quoted context omitted.
> I've worked with really awesome people who are completely lost without [insert proprietary single-platform editor here]. And this is bad why? I'd rather be 100% productive for 10 years and then retool than 80% productive all the time.
This is bad because he was 0% productive for many days because he couldn't input text on the computer where the problem was because it didn't have his editor.
I'm essentially dependent on Eclipse when doing Java. It takes me Back when I was on a Civil Engineering path, an elderly engineer said "I bet you don't even know how to use a slide rule, what do you do when the power goes out", to which I responded, "I go home, same as you, unless you've got candles in your desk too, and let's not even get into air conditioning".