Quiting on a job because of an accumulated worth of something, in this case, cryptocurrency is one thing and quiting only to regret later is another. To be able to take such a decision without any regrets, you must first ensure that its actually worth it. In the sense that, you have a regular and sustainable source from your new trade, if that is archive able, then there isn't a chance in hell not to quite. What better joy would you have to be in charge of all your affairs, determine how much work you wish to put in to get desired results and working at your own time and pace.