"... can't wait for that day... I think that my wife isn't so thrilled about me having that much "free time" on my hands..."
You buy a RV, live in it full time, moving around the country volunteering as camp hosts at state/fed campgrounds. Gives both of you a reason to get out of bed in the morning, but does not work you to death, and you get to see a lot of the country...
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OBG