Would you ever imagine having a flexible phone? Well its been confirmed for 2020. It’s so flexible that you can even put it around your hand. It works by having a bendable display.
https://www.androidleo.com/2018/07/Samsung-flex-2020-price-specification.html
This relates to engineering because electrical and computer engineers had to work together to create it.
Although this won’t be available until 2020, it will be cool because you can wear it.
