Nerve - Textual Analysis

In this opening, they try to imitate a computer screen to show that the film involves the internet.
In this one, an online computer app is shown. This could show how technology has taken over, we used to read books on paper and now we read them on our phones or the computer.
 

In this shot, it shows an editing screen.

In this one a shoe emoji is shown to show that this is modern.

They use a music site to show the music producer.

This one shows a popular app called 'Snapchat'.
This could be to show how we feel the need to record our lives and share them. As the film is about this.