I don't mean to be a google apologist, but the changes basically align with Apple's browser/content APIs that they introduced in like 2016. Web extensions are a massive privacy and security hole that users unwittingly opt themselves into. I mean, the articles explains how dangerous extensions are:
> Manifest V3, or Mv3 for short, is outright harmful to privacy efforts. It will restrict the capabilities of web extensions—especially those that are designed to monitor, modify, and compute alongside the conversation your browser has with the websites you visit.
Yes. Exactly! That's the point - it restricts the ability for extensions to monitor, snoop, and steal content from every website you browse.
> Manifest V3, or Mv3 for short, is outright harmful to privacy efforts. It will restrict the capabilities of web extensions—especially those that are designed to monitor, modify, and compute alongside the conversation your browser has with the websites you visit.
Yes. Exactly! That's the point - it restricts the ability for extensions to monitor, snoop, and steal content from every website you browse.