Are you sure you read that second link? This is not a bug.
Click on "Your address is similar but has more or fewer dots (.) or different capitalization." to expand the explanation.
We had to add a link to this support document to the security@google.com autoresponder because people misunderstand this behaviour so often (They think they're getting someone elses mail, but someone just sent it to the wrong address).
Click on "Your address is similar but has more or fewer dots (.) or different capitalization." to expand the explanation.
We had to add a link to this support document to the security@google.com autoresponder because people misunderstand this behaviour so often (They think they're getting someone elses mail, but someone just sent it to the wrong address).