E-sports takes off as a professional game in asia with venture capital pouring in but returns are slow to arrive

The United States may have its National Basketball Association and National Football League but Asia has e-Sports, and these are attracting billions of dollars in investment, even though lucrative returns have yet to materialize.

E-Sports, shorthand for electronic sports, are organized tournaments in which participants - singly or as a team - compete against each other at video games.