"realizing you were mostly wrong about your analysis" is a wonderful WIN. Just imagine if you had run off, started a business and discovered you didn't have a

"realizing you were mostly wrong about your analysis" is a wonderful WIN. Just imagine if you had run off, started a business and discovered you didn't have a viable product/service. That would have been a fart worse outcome. Having balance in life is far more valuable than a couple of more technical skills to add to your CV.