Hack Your Life Roundup

• What your old cell phone says about you. “…the old cell phone you give away or sell on eBay could contain easily-undeleted data about your life and your private communications.”
• Troubleshoot your PC speakers. “Lately, my PC speakers have sounded like a bowl of Rice Crispies, so this speakers troubleshooting guide over at WikiHow arrived just in time.”
• Ask the Readers: Cheap textbooks? “Ah, a new school year – and a new trip to the bookstore where you spend your life (or your parents’) savings on a stack of bricks you’ll lug around campus all semester.”
• Boost your cell phone’s signal. “If you’ve got bad cell phone reception at your home, office, or in the car, Popular Science suggests installing a cellular amplifier to boost your signal.”
• Calculate your car’s miles per dollar. “Calculating your MP$ is an interesting way to measure the approximate cost of any trip you take.”