The engagement with my presentation for instance. I don’t care about tracking specific users.
It doesn’t change the user-facing URL like a shortener.
Where the user-facing URL points can easily be changed! For instance, changing the DNS record or changing where the reverse proxy points. I really don’t think you understand how the internet works under the hood.
Someone archiving the original content. It’s your fault for breaking the link at a whim.
I’m not going to optimize my content for lazy archivers. Check out web.archive.org for an example of how to properly archive, they update the URLs so links don’t break