Blog post talks about importance of SPF, DKIM and DMARC

Blog doesn’t use https

Can confirm. I wouldn’t want to be the postmaster responsible for consistent delivery to the Big Three. You would have better chances talking to walls.

proton mail should be used instead
…again, Google’s motto is : Don’t be evil, leave this to us.

Edit : let leave _{this_to_us} …

What a joke of an article. Company is mad they can’t keep getting away with violating their ToS by sending mass mail through regular Google Workspace accounts.

There’s a reason paid mass marketing email companies exist. I don’t really see how this “breaks email.”