I think that the main token which should Eth holders a bit worried is EOS. if they do what they say they can then it might just destroy the dominance which Ethereum has in the smart contract platform.
Could you briefly explain how they're better than Ethereum, which are the most important points?
Yes, I also need their clarity, how can it be better than ethereum?
I think so far Ethereum is the best coin that is often used by many people for investment.