I would take 8M of it, drop it into safe "sleep-well at night investments" and then use the rest of pay off my house and live the rest of my days hacking away a

I would take 8M of it, drop it into safe "sleep-well at night investments" and then use the rest of pay off my house and live the rest of my days hacking away at whatever projects make me happy and living off the interest from the money.