- Icon is the best cryptocurrency icon is fully decentralized cryptocurrency; icon recently do their testnet, so all tokens from ethereums blockchain move to icons decentralized blockchain, on currently icon blockchain not facing any scalability issues
- Icon moved from ethereums blockchain to its blockchain so people who still hold the icon of ethereum block that coin have no value only that person can send old token to supported exchange then only that old can convert to new, but you can see how many work to replace coin