Not for me - 'available' is a checkmark, 'service disruption' is an exclamation point, and 'unavailable' is an x.

(I notice though that they're images, not text icons, which isn't ideal.)

You're talking about the Google Cloud status page which is in the 2nd post: https://status.cloud.google.com/

This thread is about Google Services linked in the top post which only shows circles: https://www.google.com/appsstatus#hl=en&v=status

Weird. Clearly Google is serving up different versions to different people.

To me they're 3 different colors of circles, no symbols whatsoever.

It's more likely that your browser just isn't loading the CSS background images for some reason. If you inspect the circles, do you still see the background-image declaration?

Here's what I see:

https://imgur.com/IrL5JBo.png