<p>This is similar to <a href="http://meta.stackexchange.com/questions/96951/prevent-the-notification-bar-fiesta">this proposal</a> on MSO, but happens at AskUbuntu. As a double treat, it's the same message twice AND the bounty was already awarded!</p>

<p><img src="https://i.sstatic.net/aV4dK.png" alt="enter image description here">
Could this be prevented?</p>