When I started reading this, I assumed this was going to be a typical "I've emailed them a dozen times over the course of two months, and nothing has changed!"

When I started reading this, I assumed this was going to be a typical "I've emailed them a dozen times over the course of two months, and nothing has changed!" story... In this case, you've sent them one email, and it sounds like they rolled out a partial fix in less than a week. Why don't you wait and see how they respond to your second email?