How often do you smile?

We spent a lot of time looking at a computer and a smartphone. It means we spent all this time in front of a camera. And we have great technology that allows us to recognize emotions (yes, machine learning). You know, there is Magic. It's an app that can read our emotions and make fun with that.

I thought, what if we become to log our emotion. It could be pretty useful in terms of different points of view. For example, the health field: if you take certain drugs, you need to control your emotional balance, because some of them have a particular side effect. They can make depression.

Also, you can use this app to learn yourself.