Why are grown men and women paid millions of dollars to play games?

Viewership interest; television rights and sponsorship deals

Explanation:

The sports or sme industry is a avst and growing industry. What builds up a business generally is the demand for it, the higher the demand for a business the higher the value of the business, and it's value grows. The sports r gaming industry has a high view of people who are interested in watching this games, and since the views are high, companies are able to advertise their products, television right increases, all these makes the game have value, generating much income and increasing the pay for the players involved, although it's not all players that earn big, but the higher the level or the grade in each sporting category, the more likely you'll be paid better for participating at that level.

is this supposed to be a question