http://birthdaysudoku.com http://birthdaysudoku.com - personalised sudoku puzzles. I've never made any money from it, but I get a kick out of knowing that peop

http://birthdaysudoku.com http://birthdaysudoku.com - personalised sudoku puzzles. I've never made any money from it, but I get a kick out of knowing that people in far-away places are using something I've made.