Not directly answering your question, but you might want to look into FIRE (Financial Independence, Retire Early). The subreddits /r/FIRE, /r/leanFIRE, and /r/f

Not directly answering your question, but you might want to look into FIRE (Financial Independence, Retire Early). The subreddits /r/FIRE, /r/leanFIRE, and /r/fatFIRE are full of excellent info and active communities of people who have either achieved or are working to achieve exactly what you are hoping to do.