FYI, there is a new ENS normalization spec on the horizon:
https://github.com/adraffy/ens-normalize.js
https://adraffy.github.io/ens-normalize.js/test/resolver.htm...
https://adraffy.github.io/ens-normalize.js/test/resolver.htm...
Just noting that the ".link" "check" link on https://adraffy.github.io/ens-normalize.js/test/resolver.htm... isn't working. Unclear is that is a problem with my domain or with .link