Imagine if it was required that every single device or machine on your life to be designed within 5 years of every other one or they wouldn't work together.

We would be constantly trying to finish a home we could actually use, and forget about fruits or wood agriculture.

There's something deeply broken about computers. And that's from someone deeply on the camp that "yes, everybody must use TLS on the web".

> There's something deeply broken about computers.

It's just not that mysterious, if we want our communications to be secure (we do) then we can't reasonably use ciphers that have been broken, since any adversary can insert themselves in the middle and negotiate both sides down to their most insecure denominator, if they allow it.