I've been living on $13,754 per year for the past 4 years. (Average as of last month.) There are two of us, so, double that and you have the average cost over that period. While we've been doing it, we've been traveling full time, spent the last year in europe living in AirBNB pads, and doing our startup. We buy a MacBook Pro each year and an iPad or iPhone each year as needed, with the old one going to the other per…
Work isn't a waste of life. My goal in life is not to get to the end having worked as little as possible. Travel is fun, and educational, and good for you, but it's not the only thing. By all means live cheaply enough to allow yourself to do what you want to do in life. But if all you want to do in life is retire, then I don't really understand your goals.
(Living cheaply to do your startup is great. But a startup is not an inherently cash-poor activity, it's just risky. If you knew in advance that your startup would never be successful, and your product would have minuscule adoption, would you do it?)