Busting your balls for someone else's start-up is a rite of passage unfortunately, but as long as you don't burn 10 years of your life before realising that you

Busting your balls for someone else's start-up is a rite of passage unfortunately, but as long as you don't burn 10 years of your life before realising that your stock is worthless, you're ok. That mistake shouldn't cost 10 years.