Children are in real danger of harm, as a result of this. I am thinking of the general safety for children, in wanting them to not be individually identified and targeted for manipulation and have their data sold.

It also equally applies to everyone else. What absolute ghouls and/or dimwits that are pushing for this.

What permissions does the extension need to work? Then, what is the maximum level of damage a malicious update to said extension can do with those permissions?