It only makes sense if youve got something else you want to do. Id venture almost none of the FIRE crowd end up sitting in front of a tv eating microwave dinners for 60 years because they retired. I mean maybe thats what some people want and more power to them but thats not what FIRE is about
> end up sitting in front of a tv eating microwave dinners for 60 years because they retired.
For a 21st century kick, we have superfood protein smoothies now. They're better for you, have less taste, can be consumed on the go, and are better for the environment.
Also, the type of person diligent enough to save a large fraction of their income for decade(s) isn’t likely to just sit around doing nothing. They’ll just do what they want.