the purpose of doing reward scheme in random positionis, By doing that we can control the inflation caused by most of high pos coins. People usually dump their staked coins cheap when there is a high pos on few blocks on a throat, they lock their wallet and unlock it at high pos blocks and maximize the most. By doing tthe purpose of doing reward scheme in random positionis, By doing that we can control the inflation caused by most of high pos coins. People usually dump their staked coins cheap when there is a high pos on few blocks on a throat, they lock their wallet and unlock it at high pos blocks and maximize the most. By doing that small bag holders had fewer chances of getting a bonus block...And when there is a random every wallet have equal chance to hit bonus blockhat small bag holders had fewer chances of getting a bonus block...And when there is a random every wallet have equal chance to hit bonus block