You are indeed far more reasonable in your demands than am I.
However, the claim that expiring votes is a security risk seems facile, and the fact that content is not evergreen seems to establish that such control of votes is not difficult to effect. I don't doubt that it has been put forward, but doubt less it could be trivially done.
Regardless, you didn't do it, aren't responsible for it, and certainly have a better grasp of the issue than I.