If you can afford it, get a less intellectually demanding job where you can automate your work; freeing up even more of your time.
This is one of products of this lifestyle: https://theymadethat.com
This is one of products of this lifestyle: https://theymadethat.com
Edit: For anyone wondering what differentiates my project from crunchbase and Wikipedia: https://news.ycombinator.com/item?id=18545122