Earlier quoted context omitted.
Because they could be updated and now your whole browser is pwnd. This is how sites like Compete.com get their metrics.
> Because they could be updated So, this is a rally against all extensions? Expanding this argument, we basically get to a point where we don't trust any software: 1. No more browser extensions. 2. Want ad-blocking in Firefox? Request feature. 3. Feature request denied. 4. Fork Firefox. 5. Add ad-blocking to Firefox fork. This leaves us with a couple of issues: 1. The bar to adding functionality to a browser has now…
Yes. So DON'T expand it. The thing is, third party updatable extensions are far less trustworthy than Firefox.