According to reuters , Tetris is one of the most popular games ever, over 125 million products were sold so far as the strongest markets are the cellular and the online games world , our world 
This is another assurance to what we already know, all the new games with the fancy graphics and sound effects can’t beat a simple game invented 25 years ago somewhere in Russia.
WE LOVE TETRIS and as we can see, we are not alone!