Steem aims to be a disruptive service in the cryptocurrency domain and offers multiple advantages.
So now, average people can open a social media account and earn crypto. Those people can be anywhere around the world and interested in anything from fitness to wikileaks. The users write content that has a high chance of ranking on Google as well as being shared on Social Media. Without any special push from a central authority with a very intricate marketing plan, STEEM is capable of promoting itself in all sphere of human interest and appeal to people outside of the world of crypto.
Virtually Free: There is no need to buy or invest Steem as Steem can be earned for publishing, curating or sharing contents on the network and even for commenting on the published materials. Thus, this cryptocurrency can be earned for free.
Blockchain based: The service utilises blockchains, which is the backbone of almost every cryptocurrency. This brings solidity and security to the system.
Trade-able: Leading exchanges offer trade of Steem Dollars and one can use Steem Dollars to purchase Bitcoins or Ethereum or other cryptocurrencies.
Unlimited Potential: Steem is a social network, by definition, and thus, there is no limit where this network can reach. Facebook for example, is used by over a billion people, worldwide. Greater users brings greater revenue for the contributors.