An anycast address doesn't change. I mean come on. And it actually operates on layer 4. It uses layer 4 to actually work?
I hope you didn't pay for your education.
I hope you didn't pay for your education.
By that logic BGP is a layer 7 load balancer since it has an application layer. BGP only exchanges layer 3 reachability information to update route tables therefore you can only load balance layer 3 with it.
Personal attacks and other things in your comments are against the HN guidelines. The goal is to talk about DNS/TTLs and their impact on performance not insult each other. https://news.ycombinator.com/newsguidelines.html