Self-doubt has prevented a lot of people from reaching their full potential in this life. In most cases this is as a result of fear of unknown. Instead of taking action make mistakes and grow, some people choose to remain stagnant and hang on safety. This is the reason why they often question the ability system when they want to try out anything. I know the person who is asking this question will also come from the same perspective. I will tell you that it is worth it to start your own tech company. You might no know that you are going to change the world with your tech company.