This is the best summary I could come up with:

The company explains these improvements aim to help people better understand complicated concepts or complex topics, boost their coding skills and more.

Currently, SGE provides AI-generated overviews that help with tasks related to programming languages and tools, allowing users to find answers to their how-to questions or see generated code snippets.

The new update will now color-code segments of code with syntax highlights, making it easier to identify different elements like keywords, comments and strings.

SGE while browsing may be the most interesting new addition, but for now, it’s only an early experiment in Search Labs, available on the Google app for Android and iOS and later, Chrome on the desktop.

For instance, on some web pages, you can tap to see an AI-generated list of the key points of an article covers with links that take you to directly the part you were looking for.

News reading app Artifact, from Instagram’s founders, also began offering an AI summary feature as of its April 2023 update.

I’m a bot and I’m open source!