Did You Read About Pat Quinn A Bike Tax And David Lee Roth

• AP Photo/M. Spencer Green
• The $10 million man

Reader staffers share stories that fascinate, alarm, amuse, or inspire us.

• About the Chicago Police Department’s efforts to keep its use of cell-phone-tracking equipment—like Stingray technology—secret? —Mick Dumke

• About the keys to practicing music effectively? —Kate Schmidt