When lanch coin,Can not change it,Such as scrypt ,Total coin,Block time,Pow is important,necessary .No mining ,Will no follow and no  new investors come in, Coin almost mined 50% now,Price will rise in the future, If change to V2,I think more holders will sell out  and do not follow it agai[Suspicious link removed]ice low,No enough user,No enough users,No other reason,Same problem for other coins,Change to V2 ,No useful for the coin.