SAN FRANCISCO–(BUSINESS WIRE)–TechCrunch, the leading technology media property dedicated to obsessively profiling startups, reviewing new Internet products, and breaking tech news, today announced 20 participants will compete in Startup Battlefield at TechCrunch Disrupt 2021. At the center of TechCrunch Disrupt, Startup Battlefield is the world’s premier startup competition. Startup Battlefield brings together the most exciting early stage startups to compete for $100,000 equity free prize m