Despite the lack of incentive for some, it's gotten pretty far. Pretty much every network device and host supports it in a minimal way. It's just that people/co

Despite the lack of incentive for some, it's gotten pretty far. Pretty much every network device and host supports it in a minimal way. It's just that people/corps don't want to switch because it introduces a lot of risk and changes in unexpected areas. Like you can fully understand the spec without knowing what the routes and reputation will look like.