At the same time, they did announce this. How would we know if they put a backdoor in and had said nothing at all? I know there are a lot of eyes on iOS, but i

At the same time, they did announce this. How would we know if they put a backdoor in and had said nothing at all? I know there are a lot of eyes on iOS, but if they wanted find a place in the gigabytes of binary blobs to do this quietly, I think they could.