It seems that most people get their cfi because it is the quickest way to build hours and move on, very few make a career out of it. With your experience, you should have no problem finding a job part 91.
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After years of not flying, I decided to get back to aviation by pursuing the cfi ticket. I found out that it was not for me and let it go as it was becoming a money pit.
Now in your case, it might a lot easier to get it and make a career out of it.