Twinkl is a friendship bracelet for the 21st century
 

Telling people that you're thinking about them is so much of a chore for energy-deficient millennials that something had to be done. That's the idea behind Twinkl's charm bracelet, a wearable that lets you send positive thoughts to your chums at the...

https://www.engadget.com/2016/11/09/...-21st-century/