Nice looking book. Handy to keep in your back pocket in case you're walking down the street and see someone staring at a laptop and yelling in anguish, 'Please

Nice looking book. Handy to keep in your back pocket in case you're walking down the street and see someone staring at a laptop and yelling in anguish, 'Please, can't someone help me implement a proper noise algorithm!? This is an emergency!'