Its true that there has been a worldwide demand for Ethereum in recent times. Ethereum is today one of the most sold cryptocurrencies across all crypto exchanges. While theres a possibility it could hit $6,000 in the future, expecting its value to reach those figures in 2018 is to an extent being too optimistic. That is not to say that it doesnt have a promising future. Its value will continue to rise, riding on several key support systems.