Ethereum is likely the second most popular cryptocurrency and digital asset based technology. It has more diverse uses than Bitcoin in that it acts as much more than a virtual currency meant to replace traditional methods of payment. It is a cryptocurrency that allows you to build and use smart contracts, which are contracts that automatically arbitrate an exchange between two parties. There are a tremendous amount of use-cases and practical applications for this type of technology, and it really requires reading up more on Ethereum to truly appreciate and understand what it is able to accomplish.