Cue the "businesses can choose who they do business with!" and "if you don't like it, build your own!" people.
We signed up for many of those things individually and they've connected them more and more. Now we have a single point of failure that can take down everything across all your sytems.
And it's not just those. Don't forget about Google Voice, Android, and every service where you used "sign in with Google"
This is a problem with one sided none negotiable terms of service being considered valid contracts under the law
They should not be.
We need to change data ownership laws, and force companies to do vetting on Account Creation, and put in provisions on how accounts can be terminated once a company accepts a user owned data. i.e Accounts must have a human reviewed appeal process, with full and articulated reporting as to exactly which rules were violated, and exactly what activity was the violation. And have a View Only data Take-Out period
At a minimum
Are they even valid contracts now? Many gmail accounts are missing consideration or capacity -- which are required elements of a valid contract.
eCommerce and ad supported businesses that want to avoid Google are screwed though.