szczys writes: Body modification has been growing in popularity. It's pretty common to see people with multiple piercings or stretched earlobes (called gauging). With this wider acceptance has risen a specific subset of Biohacking that seeks to add technology to your body through implants and other augmentation. The commonly available tech right now includes the addition of a magnet in your fingertip, or an RFID chip in your hand to unlock doors and start your car. Cameron Coward looked into this movement — called Grinding — to ask what it's like to live with tech implants, and where the future will take us.