Gadgets & Gizmos: Abba's abbatars, airborne fast food & smart bike pedal lights

Share Radio's tech supremo, Steve Caplin, explains why Abba are having to build a venue for a London concert featuring them as they were 40 years ago. Also the finalists of the James Dyson awards including a Braille ebook, a touchscreen games table, fast food delivered in the air, Apple easing its take in the App Store, a wireless charging room and smart bike pedal lights which mean you never need worry about being out without lights if it gets dark unexpectedly. Learn more about your ad choices. Visit podcastchoices.com/adchoices