Silicon Valley giants like Apple, Google and Oculus all got their starts as the side projects of people who had day jobs already. Working on a side project can be a great way to develop your skills and learn from experience. Contrary to fears that working on a side project will divert focus, energy or motivation from one’s “real” job, a good side project should leave you feeling more motivated and energetic, not less. Side projects are also great for earning some extra money.
Read more: https://www.entrepreneur.com/article/315209