Schmidt notoriously had a backdoor, and I'd be far more shocked if executives did not have backdoor access and know all the workarounds and conditions in which they have unaccountable, admin visibility into any data they might want to access.
These are human beings, not diligent, intrepid champions of moral clarity with pristine principles.
Any Eng at Google can read the entire codebase for gdrive, if there were backdoors it would become public knowledge very quickly.
How quickly "Hacker" News forgets Snowden.
We know it's non-zero as they have already had occasions when it has happened that Google employees used their access to stalk teenagers.
And you say it's stronger now.
Ok, so which country or neighbor is going to be the one to hack our national encryption system with a back door the first time? The second time? The third time? Before we manage to get it right (which we never will), what damage will be done by the backdoor? Probably something like Salt Typhoon, which you also conveniently ignore as a counterfactual to your claim.
>Before we manage to get it right (which we never will)
Keep in mind that modern encryption isn't perfect either. You can just guess the key and then decrypt a message. In practice if you make the walls high enough (requiring a ton of guesses) than it can be good enough to keep things secure.
The complaints of the victim's parents kicked off an internal investigation, months later. It's not like google found this and took care of it on their own. Also, it has happened before too.