"Just fuckin quit your job!!" Its 9pm where I am and I'm too tired to type, but the advice above is simply very bad. How is he supposed to live until (if ever)

"Just fuckin quit your job!!" Its 9pm where I am and I'm too tired to type, but the advice above is simply very bad. How is he supposed to live until (if ever) his idea gains traction? Better to work on the business until it is profitable. I've done it and I know.