Business | Entrepreneurs | Motivation on Instagram: "They told us privacy was about passwords, search history, and what we post online. But the deepest privacy you have isn’t your browser history — it’s your DNA. Anne Wojcicki, co-founder of 23andMe, built a billion-dollar company by convincing millions of people to mail in their spit to learn about their ancestry. What most people don’t realize? Those samples also contain your genetic blueprint — information that reveals your health risks, fami