If your start up is your dream - go for it! You are much better of then most entrepreneurs: the projects are up and running and are making some money. A lot of

If your start up is your dream - go for it! You are much better of then most entrepreneurs: the projects are up and running and are making some money. A lot of people quit their jobs and then get started. And a year of runway is even better! But I agree to the other comments that you should focus on one of the projects which can really become big. Re 2: recruit your replacement yourself. Maybe you fins somebody even here in HN?