When to give up is certainly one of the most interesting questions in start-up land, and side projects are certainly easier to give up on than businesses that i

When to give up is certainly one of the most interesting questions in start-up land, and side projects are certainly easier to give up on than businesses that involve other people. Maybe it's the persistence of business that makes so much invention come from commerce. People in their garage get bored, people at work get paid to keep trying.