Who are NEO Coin competitors?

Could you elaborate on the competitive landscape surrounding NEO Coin? Who are its primary rivals in the cryptocurrency sphere? Understanding the competitors' positioning, market share, technological advantages, and overall strategy is crucial in assessing NEO Coin's position in the industry. Are there any specific altcoins or blockchain platforms that NEO faces significant competition from? How do they compare in terms of scalability, interoperability, and adoption? Furthermore, what are the key factors that NEO needs to consider to differentiate itself and maintain its competitive edge?