The lifetime of the programs they link to is also limited. There's no earthly reason, when running a website in 2026, to care what Tim Berners-Lee thought about the aesthetics and purposes of URLs in 1998. It's a nice nostalgia session, but "cool urls don't change" is ironically short-sighted and has lead to well-meaning dolts embedding GUIDs and other such constructs into them. The entire concept was posited prior to the advent of on-screen phone keyboards, which make typing long heavily-punctuated urls a pain in the ass. There are a thousand reasons to salute this document and let it recede into the mists of time.
A municipal website should be useful to the citizens who want to use it. This is a great example of doing something useful with the web.