Is the complexity of regular Super Mario Bros. getting you down? Good news: modder Retro Brad has been putting a lot of time into his own version of the game, recreating levels of the original title on an 8 x 8 LED matrix, with all of its characters represented by a single pixel. Below that screen is an LCD, which lets users keep track of their score, lives and level, while a Monofonic Audio Chip offers sound effects played through a built-in speaker. All of this is housed in a portable eight-button system that, for the record, is decidedly less clunky than Nintendo's new