Tetris stories

Tetris came out in 1984 in Russia and was introduced to the world soon after. Since then, tons of gorgeously complex games have been developed that we love, and yet Tetris is still engaging in spite of its relative simplicity. How has something so basic continued to hold our interest over the years?
On June 6, 1984 computer engineer Alexey Pajitnov unleashed the first version of Tetris on the world. At 27 years old, it looks a little different today than it did in the 80s, but remains an incredibly popular game....