Whether it’s cryptocurrency or FinTech, there always seems to be a new market in which to invest. But a surprising category has been gaining traction lately: InsurTech. Yes, instead of focusing on technology innovations to compete with traditional financing methods, businesses are looking for ways to improve the efficiency of the insurance industry. And one company just proved it’s the next big thing. FloodFlash, the InsurTech company that pays catastrophic flood claims within 48 hours, announced a Series A raise of $15 million. They already impacted the UK flood underinsurance problem and pla…