As a recipient.

- Emails are being aggressively marked as “suspicious” out of the blue (USPS, HR emails, system emails, promotional emails)

- Those emails are being regularly delayed by 7-10 minutes.

- Priority inbox rules seem reset

- “Never mark as spam” rules are seemingly not respected

Additional reports on reddit: https://www.reddit.com/r/GMail/comments/1qln9zp/gmail_not_fi...

There's your confirmation, then. It must be either a localized failure to some subgroup of users, or triggered by some combination of settings, if some people are seeing it and others are not.

Added: https://www.google.com/appsstatus/dashboard/incidents/NNnDkY...