@Suiseiseki

> That would break compatibility with everything entirely and would require making modifications to every single IPv4 device.

As does IPv6. The auto-gateway proposal is a botch, but would work without breaking existing systems.

> Every single "solution" to the IPv4 address exhaustion problem I've read either would lead to things being more broken than before, or would be way more complicated and burdensome to implement than just leaving IPv6 enabled.

The point is to solve a problem (address exhaustion) without requiring a complete overhaul of everything (IPv6).

> Why would anyone be wasting their time implementing brokenness when IPv6 is the solution?

Is the solution some sort of drop in network engineers' salaries?

IPv6 sucks.