One big hedge fund is shorting car-insurer Progressive (PGR -0.31%) on the basis that driverless cars are set to make car insurance obsolete and unprofitable. Is this really a reason to short this stock? In this segment of The Motley Fool's financials-focused show, Where the Money Is, banking analyst David Hanson is joined by Stock Advisor analyst Brendan Mathews discuss the impact of safer driving on premium and Progressive's business.