Web 2.0 has led to a shift just from consuming content towards what

Publishing your content.

Explanation:

Before Web 2.0 It was very tough for building a website for a layman. However, with the release of Web 2.0, the website development was made very simple, and even a layman can now make their own website. Thus, it was now possible to publish our own content rather than just consuming the content. And with 3.0 We will be able to make even better websites, and with the least effort with the use of the AR/VR, and various new technologies.