While we wait for the celebrations of the 70-year anniversary of D-Day in Normandy, here's something on a lighter note, the 30-year anniversary of the videogame Tetris.
The wikipedia entry on Tetris is well-made, read it if you have the chance. I particularly enjoy the game's history: created by Alexey Pajitnov at Academy of Science of the USSR, the game was exchanged via floppy disks by hobbyists, until it reached Budapest where it was packaged and distributed to "the West".
Everyone who played it knew it was something special and were instantly hooked. The rights to the game were in dispute, the USSR claimed it at State property, since its creator was a citizen.
The game is still an emblematic part of videogame history, due to its simplicity and "addictiveness". In this video, James Clewett talks about his relationship with Tetris, and how his high scores led him to the world championships: