You assume that because many people could look for bugs, many people do.

I added an easter egg to a widely used piece of software many year ago. Noone discovered it until another maintainer published it, maybe a decade later.

Google would still like their devices secure. Can't have someone else rooting it and redirecting the sweet sweet data feed...

So Google does not have an interest in keeping their users safe from exploits? Even with things like Project Zero going on in the background?

At this point most people should have realized that Apple's privacy stance is first and foremost a marketing thing.