Incident says it's affecting anything that uses Cloud Storage, which I'm guessing is most things.
https://status.cloud.google.com/incident/zall/20007
Edit: New incident number https://status.cloud.google.com/incident/zall/20008
https://status.cloud.google.com/incident/zall/20007
Edit: New incident number https://status.cloud.google.com/incident/zall/20008
Surely no one can send me emails now that gmail is down as most of world is relying on single point of failure, but this is another story.
Moral of this story is - always own your mission critical infrastructure.
Sure, if you have the time and money to own it properly. How far do you need to go to say you own it? Multi-regional servers located on properties that you own?