Ask TG: Tracking Steps With a Phone, Bluetooth Helmets, Best Midrange Phones and Earphones

Do you really need to buy a fitness tracker if your smartphone's health app shows your step count? Is it safe to wear a Bluetooth helmet to listen to music? How to QR codes work and is it possible for two people to have the same QR code, leading to a confusion on payment apps? We're here to answer all of your tech questions on the latest episode of Gadgets360 with TG.