This coin's vitality. The key lies in the evaluation of community work.
No matter what form of currency, or the POS, or the POW, there is a need to investment evaluation mechanism, will be mapped to a quantify the value of coin. The previous coins, mining has mining investment, capital has capital investment, these two were easy to assess, but investment of community work, how to verify and how to quantify the evaluation, in the anonymous, random networks is a problem. If the evaluation of community work well done, import it into the application process and so on, will be an easy job to do. If the evaluation of community work done badly , the team will soon lost targets and become fall apart.