> i.e. no available getAllExtensions() or somesuch) vs. something inherently sinister (e.g. “they’re checking to see if you’re a Muslim”

But I bet they could reliably guess your religious affiliation based on the presence of some specific browser extensions.

They already have so much telemetry from your phone, IP, etc.

God forbid they make an educated guess based on your actual LinkedIn connections, name, interests, etc.