The best Martingale EA trader we have ever seen: From Zero to Hero in 5 years, From Hero to Zero during one night. Although he only lost his profit and his initial deposit was still valid, from a long-term horizon, we think he already lost the best opportunity of learning more advanced trading tech during the 5 years. Time is the most precious and can not come back to us. For now, he is still sticking to his Martingale strategy, we believe another flash crash would be inevitable.